Answer:
The answer to your problem is:
A = central tendency
B = extreme values
C = mean
D = median
E = mode
F = range
Step-by-step explanation:
Technically by looking at the question you can actually see the answer.
Definitions of; mean range median mode extreme values central tendency.
How to find mean: dividing the sum of all values in a data set by the number of values.
How to find range: first put all the numbers in order. Then subtract (take away) the lowest number from the highest.
How to find the median: ordering all data points and picking out the one in the middle
How to find the mode: put the numbers in order from least to greatest and count how many times each number occurs
How to find the extreme values: easy, just find the biggest value of the set.
How to find the central tendency: add up all the numbers in a set of data and then divide by the number of items in the set
Thus the answer to your problem is:
A = central tendency
B = extreme values
C = mean
D = median
E = mode
F = range
what is 11s(4)
please justify
what would the new ordered pair of M' be after reflecting the shape over the x-axis
Answer: The rule for reflecting over the X axis is to negate the value of the y-coordinate of each point, but leave the x-value the same. What is this?
Step-by-step explanation: I would hope this helps! a picture would better help me understand your question!!
A person is 21 years old and plans on retiring at age 55. This person is going to invest $50 each month into an IRA that is expected to earn 2.5% interest, compounded monthly. How much more money, rounded to the nearest dollar, is needed per month to reach a retirement savings goal of $100,000?
A spreadsheet was used to calculate the correct answer. Your answer may vary slightly depending on the technology used.
Answrers:
$50
$56
$106
$156
The amount of money needed per month to reach a retirement savings goal of $100,000 is $106
How to calculate the amount of money needed per month to reach a retirement savings goal of $100,000Using the formula for monthly compound interest:
FV = P * ((1 + r)^n - 1) / r
where:
P = $50
r = 2.5% / 12 = 0.0020833
n = 55 - 21 * 12 = 408
FV = 50 * ((1 + 0.0020833)^408 - 1) / 0.0020833 = $70,253.46
To find out how much more money is needed each month to reach a goal of $100,000, we can set up an equation:
$70,253.46 + P * ((1 + 0.0020833)^408 - 1) / 0.0020833 = $100,000
Solving for P:
P = (100,000 - 70,253.46) * 0.0020833 / ((1 + 0.0020833)^408 - 1) = $105.74
Rounding to the nearest dollar, the answer is $106.
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What is -7i + 4j in component form?
Answer: -7i + 4j in component form is (-7, 4).
Step-by-step explanation:
write an integral that quantifies the increase in the volume of a sphere as its radius r triples from r unit to 3r units.
The integral that quantifies the increase in the volume of a sphere as its radius r triples from r unit to 3r units is 26πr³.
To write an integral that quantifies the increase in the volume of a sphere as its radius r triples from r unit to 3r units, we will use the formula for the volume of a sphere, which is V = (4/3)πr³.
To find the increase in volume, we will integrate the derivative of the volume with respect to r from r to 3r:
ΔV = ∫(dV/dr) dr from r to 3r
First, find the derivative of the volume with respect to r:
dV/dr = d(4/3πr³)/dr = 4πr²
Now, integrate the derivative with respect to r from r to 3r:
ΔV = ∫(4πr²) dr from r to 3r = 4π [∫r² dr from r to 3r]
= 4π [(1/3)r³] evaluated from r to 3r
= 4π [(1/3)(3r)³ - (1/3)r³]
= 4π [(27 - 1)/3] r³
= 26πr³
So, the integral that quantifies the increase in the volume of a sphere as its radius r triples from r unit to 3r units is 26πr³.
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28. How do cyclic redundancy checks work?
Cyclic redundancy checks work by using a generator polynomial to calculate a unique value (CRC) based on the original data. This value is then appended to the data and verified by the receiver to ensure data integrity.
Cyclic Redundancy Checks (CRC) work as an error-detecting method used to ensure data integrity during transmission or storage. The process involves the following steps:
1. A predetermined polynomial (called the generator polynomial) is chosen for the CRC algorithm.
2. Before transmitting data, the sender divides the original data by the generator polynomial, using binary division.
3. The remainder obtained from the division is treated as the CRC value.
4. The sender appends the CRC value to the end of the original data, forming the transmitted message.
5. The receiver, upon receiving the message, performs the same binary division using the same generator polynomial.
6. If the remainder from the receiver's division matches the CRC value sent by the sender, it is assumed that the data is error-free.
7. If the remainder does not match, the receiver knows that an error occurred during transmission and can request the sender to retransmit the data.
In summary, cyclic redundancy checks work by using a generator polynomial to calculate a unique value (CRC) based on the original data. This value is then appended to the data and verified by the receiver to ensure data integrity.
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a student wants to make a short playlist that consists of music from both artist a and artist b. artist a has 10 songs and artist b has 15 songs. the student wants the playlist to consist of 6 songs. for each of the following conditions, count the number of ways to build the playlist. each song is unique and the order of the playlist matters. (a) no conditions. the playlist can consist of any 6 songs. (b) the playlist must consist of exactly 3 songs from each artist. (c) the playlist must consist of at least 2 songs from each artist.
(a) No conditions. (b) The playlist must consist of exactly 3 songs from each artist. (c) The playlist must consist of at least 2 songs from each artist.
Working:
To build a playlist of 6 songs from 25 unique songs, we can use the formula for combinations:
nCr = n! / r!(n-r)!
where n is the total number of songs and r is the number of songs we want to include in the playlist.
So the number of ways to build the playlist is:
25C6 = 25! / 6!(25-6)! = 177,100
Therefore, there are 177,100 ways to build the playlist without any conditions.
(b) The playlist must consist of exactly 3 songs from each artist.
To build a playlist of 6 songs with exactly 3 songs from each artist, we can use the formula for combinations again:
nCr = n! / r!(n-r)!
We need to choose 3 songs from artist A and 3 songs from artist B, so we can calculate the number of ways to do this separately:
Number of ways to choose 3 songs from artist A:
10C3 = 10! / 3!(10-3)! = 120
Number of ways to choose 3 songs from artist B:
15C3 = 15! / 3!(15-3)! = 455
To get the total number of ways to build the playlist, we can multiply these two numbers together:
120 * 455 = 54,600
Therefore, there are 54,600 ways to build the playlist with exactly 3 songs from each artist.
(c) The playlist must consist of at least 2 songs from each artist.
To build a playlist of 6 songs with at least 2 songs from each artist, we can break this down into cases:
Case 1: 2 songs from artist A and 4 songs from artist B
Number of ways to choose 2 songs from artist A:
10C2 = 10! / 2!(10-2)! = 45
Number of ways to choose 4 songs from artist B:
15C4 = 15! / 4!(15-4)! = 1,386
Total number of ways for case 1:
45 * 1,386 = 62,370
Case 2: 3 songs from artist A and 3 songs from artist B
We already calculated the number of ways for this case in part (b):
54,600
Case 3: 4 songs from artist A and 2 songs from artist B
Number of ways to choose 4 songs from artist A:
10C4 = 10! / 4!(10-4)! = 210
Number of ways to choose 2 songs from artist B:
15C2 = 15! / 2!(15-2)! = 105
Total number of ways for case 3:
210 * 105 = 22,050
Total number of ways to build the playlist with at least 2 songs from each artist:
62,370 + 54,600 + 22,050 = 139,020
Therefore, there are 139,020 ways to build the playlist with at least 2 songs from each artist.
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You owe $1,500 on a credit card with a 14.5% APR. The minimum payment is $80. How much goes toward the principal if you make the minimum payment at the end of the first month?
If you make the minimal payment of $80 on the end of the first month, $61.85 will cross towards the principal and $18.15 will go towards interest charges.
To calculate how much of the minimal charge goes closer to the principal, we first need to calculate the amount of interest that accrues at the outstanding balance for the first month.
Monthly interest rate = Annual interest price / twelve monthsMonthly interest rate = 14.5% / 12Monthly interest price = 0.01208333 or approximately 0.0121Interest charged for the month = monthly interest fee x outstanding stability
Interest charged for the month = 0.0121 x $1,500Interest charged for the month = $18.15Now we are able to calculate how a good deal of the minimal fee goes closer to the principal:
Amount closer to most important = minimum payment - interest charged for the monthQuantity toward principal = $80 - $18.15Quantity towards principal = $61.85Consequently, if you make the minimal payment of $80 on the end of the first month, $61.85 will cross towards the principal and $18.15 will go towards interest charges.
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#6Change from standard form to vertex formy=x²-8x+17
So the vector form of the quadratic function y = x² - 8x + 17 is: y = (x - 4)² + 1.
To change from standard form to vertex form, we need to complete the square.
First, we group the x-terms together and factor out any common coefficient of x², giving:
y = x² - 8x + 17
y = 1(x² - 8x) + 17
Next, we need to add and subtract a constant inside the parentheses to complete the square. To determine this constant, we take half of the coefficient of x (-8) and square it:
(-8/2)² = 16
So we add and subtract 16 inside the parentheses:
y = 1(x² - 8x + 16 - 16) + 17
Now we can factor the quadratic expression inside the parentheses as a perfect square:
y = 1[(x - 4)² - 16] + 17
Simplifying and rearranging terms, we get:
y = (x - 4)² + 1
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the value of [tex]\sqrt{x}[/tex] 97 is between what two numbers
The calculated value of the expression √97 is between 8 and 10
Evaluating the value of the expression in numbersFrom the question, we have the following parameters that can be used in our computation:
√97
The above expression is a radical expression, and at the same time it is an irrational number
This is because
Radicals are represented by square rootsSquare roots that are not perfect squares are irrational numbersWhen evaluated, we have
√97 = 9.848.....
This number is between 8 and 10
Hence, the value of the expression is between 8 and 10
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Can someone show me how to "prove this identity' ASAP?
The prove of identity (sec t - cos t) / sec t = sin² t is shown.
Given that;
The identity is,
⇒ (sec t - cos t) / sec t = sin² t
Now, We can prove as;
LHS;
⇒ (sec t - cos t) / sec t
⇒ 1 - cos t / sec t
⇒ 1 - cos t cos t
⇒ 1 - cos ² t
⇒ sin² t = RHS
Hence, The prove of identity is shown above.
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= What is the perimeter of the thangle ?
2m
2m
2m
The perimeter of the triangle with sides of 2m, 2m, and 2m is:
Perimeter = sum of all sides
Perimeter = 2m + 2m + 2m
Perimeter = 6m
Therefore, the perimeter of the triangle is 6 meters.
Subtract 4x^3-6x^2+8x-9 from 7x^3-16x+18
Answer:
3x^3 + 6x^2 - 24x + 27.
Step-by-step explanation:
To subtract these two polynomials, we need to combine like terms.
7x^3 - 16x + 18 - (4x^3 - 6x^2 + 8x - 9)
First, we can simplify the parentheses by distributing the negative sign:
7x^3 - 16x + 18 - 4x^3 + 6x^2 - 8x + 9
Next, we can combine like terms:
(7x^3 - 4x^3) + (6x^2) + (-16x - 8x) + (18 + 9)
Simplifying further:
3x^3 + 6x^2 - 24x + 27
Therefore, the answer is 3x^3 + 6x^2 - 24x + 27.
What is a area? /////////
Answer:
Area is the size of the surface. To get the area you multiply one side from the vertical edge and 1 from the horizontal
Step-by-step explanation: heres an example sorta pretend its full shape
i
27 i
i
i
____________
10
10x27=270
270 is the area
An area is the quantity showing how much an object has covered a space.
What is an area?Area is the size of a surface.
Area :-
Area of a shape is a two dimensional quantity. The term “area” refers to the space inside the boundary or perimeter of a closed shape.
The geometry of such a shape contains at least three sides joined together to form a boundary.
Symbolic representation of such space in mathematics refers to the “area” formula.
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Area of triangle with height is on clear
The Area of triangle with the given height 10 cm and base 6 cm is calculated to be 30 square centimeters.
To calculate the area of a triangle with height 10 cm and base 6 cm, we can use the formula:
Area = (1/2) x Base x Height
Substituting the given values, we get:
Area = (1/2) x 6 cm x 10 cm
Area = 30 square cm
Therefore, the area of the triangle is 30 square centimeters.
We can see that the area of the triangle is calculated by multiplying the base and height and then dividing the result by 2. In this case, the height of the triangle is 10 cm and the base is 6 cm, so the area is 30 square cm. This formula can be used to calculate the area of any triangle, regardless of its size or shape.
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The complete question is :
Calculate the Area of triangle with the height 10 cm and base 6 cm .
brainliest+100 points
read instructions
Answer:
16 i think
Step-by-step explanation:
Answer:
We know that
Area of rectangle: Length" Breadth
For Question
Area of respective Rectangle are:
A : 13*(x+12) ft²
B : 10*8=80ft²
C : (x+10)*7 ft²
D : (x+10)*(10-7)=(x+10)*3 ft2
E : 6*6 =36 ft²
F : 7*6= 42 ft²
G : (x+8)*(x+7) ft²
H : (3x+23)*(2x+17) ft²
I. : (2x+16)*(x+8) ft²
Let A and B be two events. Suppose that P (A)=0.45 and P(B)=0.16.
(a) Find ,P(A or B) given that and are independent.
(b) Find ,P(A or B) given that and are mutually exclusive.
Answer: The answer is 0.16. i hope I helped you god bless you.
Step-by-step explanation:
11. Fill in each blank with the correct word to complete the sentence.
The blank
number in an ordered pair is the y-coordinate and
corresponds to a number on the blank
The second number in an ordered pair is the y-coordinate and corresponds to a number on the y-axis.
Which number does the second number in an ordered pair represent?It follows from the task content that the second number in an ordered pair represents what coordinates as required to be determined.
Recall that an ordered pair of coordinates usually takes the form; (x, y) in which case, x which is the first number represents the x-coordinate while y, which is the second number represents the y-coordinate.
On this note, the two blanks in the given sentence to be completed are best filled with; "second number" and y-axis respectively.
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15. Mike will give the waitress a 15% tip. The bill for his dinner is $35.40. How
much will the waitress receive for a tip?
A. $40.71
B. $531
C. $5.31
D. $55.30
SHOW YOUR WORK!
Reread the problem. Did
you answer the question that
was asked?
Answer:
C. $5.31
Step-by-step explanation:
35.40*0.15=5.31
0.15 is 15%
3
Victoria bought an area rug for her living room. The rug is a rectangle with
a width of 32 feet and a length of 60 feet. How much money will he spend
if carpet costs $5.35 per square foot?
Answer:
$10272
Step-by-step explanation:
You want the cost of a rug 32 ft by 60 ft at the rate of $5.35 per square foot.
AreaThe area of the rug is ...
32 ft × 60 ft = 1920 ft²
CostAt $5.35 per square foot, the cost is ...
(1920 ft²)($5.35/ft²) = $10,272
The cost of the area rug will be about $10,272.
A parallelogram has a base of 11 and a height of 11 what is the area?
Answer: 121
Step-by-step explanation:
Area of a parallelogram = base x height = 11 x 11 = 121
Help me please I’m stuck
Answer:
Step-by-step explanation:
5 +2/10
since 5 is on outside you can just add them
Your computer checks for new email messages every 15 minutes. If you sit
down at your computer at a random time, what is the probability you will have
to wait more than 5 minutes for the computer to check for new email
messages?
O 1/2
O 1/3
O 1/15
O 2/3
Answer:
The probability that you will have to wait more than 5 minutes is the same as the probability that you sit down during the first 10 minutes of the 15-minute interval. This probability is:
10 minutes / 15 minutes = 2/3
Therefore, the answer is 2/3.
Step-by-step explanation:
In one week, a bakery made 1,244 trays of 26 chocolate chip cookies. The bakery also baked 694 trays of 19 sugar cookies. How many cookies did the bakery bake during the week?
The total number of cookies baked during the week if a bakery baked 1,244 trays of 26 chocolate chip cookies and also 694 trays of 19 sugar cookies are 336530.
To calculate the total number of cookies we have to find the number of chocolate chip and sugar cookies.
The total number of chocolate cookies is given by the product of the number of cookies in a tray and the number of trays.
Trays of chocolate chip cookies = 1244
Number of chocolate chip cookies per tray = 26
Total number of chocolate chip cookies = 1244 * 26
= 32344
Similarly, the total number of sugar cookies is given by the product of the number of cookies in a tray and the number of trays.
Trays of sugar cookies = 694
Number of sugar cookies per tray = 19
Total number of chocolate chip cookies = 694 * 19
= 13186
Total number of cookies = total number of chocolate chip cookies + sugar cookies
= 32344 + 13186
=336530
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please try to answer the questions you know; with workings. i would recommend doing it on a hard cover book and uploading a picture. thank you so so much <33
The measures of the angles and the proofs are shown below
Calculating the measures of the angles and proofsCircle 4
The angle at the centre is twice the angle at the circumference
So, we have
360 - ∠BOD = 2 * 110
Evaluate
∠BOD = 140
Circle 5
Angle in a semicircle is 90 degrees
So, we have
∠ABD + 19 = 90
∠ABD = 71
Angles in the same segment are equal
So, we have
∠ACB = 19
Circle 6
Using the same theorem above, we have
5y + y = 90
y = 15
So, we have
∠BAC = 5 * 15
∠BAC = 75
Circle 7
By the corresponding angle theorem, we have
∠ABO = ∠CDO
By the sum of opposite internal angles in a triangle, we have
∠BOC = ∠BAO + ∠ABO
Substitute ∠ABO = ∠CDO
∠BOC = ∠BAO + ∠CDO --- proved
The angles at the edges are equal because they are corresponding angles of congruent isosceles triangles
Cyclic Quadrilateral
The opposite angles of cyclic quadrilaterals add up to 180 degrees
So, we have
180 - ∠x + 180 - ∠y = 180
Evaluate
∠x + ∠y = 180 --- proved
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line q passes through points (1,5) and (8, 2). line r is perpendicular to q. what is the slope of line r?
If line q passes through points (1,5) and (8, 2). line r is perpendicular to q, Then the slope of line r is 7/3.
The slope of a line is a measure of how steep the line is, or how much the line rises or falls as we move horizontally along it. It is defined as the ratio of the change in the vertical (y) coordinate to the change in the horizontal (x) coordinate between any two points on the line. In other words, it is the "rise" divided by the "run".
The formula for finding the slope between two points (x1, y1) and (x2, y2) on a line is:
slope = (y2 - y1) / (x2 - x1)
The slope can be positive, negative, zero or undefined. A positive slope means the line rises as we move from left to right, a negative slope means the line falls as we move from left to right, a slope of zero means the line is horizontal and a slope that is undefined means the line is vertical.
The slope of the line q passing through the points (1,5) and (8,2) can be found using the slope formula:
the slope of q = (change in y) / (change in x)
= (2 - 5) / (8 - 1)
= -3/7
Since line r is perpendicular to line q, the slope of line r will be the negative reciprocal of the slope of line q. That is:
the slope of r = -1 / slope of q
= -1 / (-3/7)
= 7/3
Therefore, the slope of line r is 7/3.
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If you were creating a regression model predicting employee salary at a company based on the following predictor variables, which would need to be dummy coded:
a. experience (number of years working in that field)
b. job title
c. tenure (number of years working at that job)
d. age
In order to create a regression model predicting employee salary at a company based on the given predictor variables, we would need to dummy code the job title variable.
The other variables, experience, tenure, and age, can be used as continuous variables without the need for dummy coding. Dummy coding the job title variable would involve creating separate binary variables for each job title category, with a value of 1 indicating that the employee holds that job title and a value of 0 indicating they do not. This would allow us to include job title as a predictor variable in the regression model while accounting for the fact that job titles are not continuous or ordinal variables.
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Please help me with this homework only the answer
Answer: [tex]\frac{5}{8}[/tex]
Step-by-step explanation:
The 4th-grade students are going on a field trip to the science museum. There are 4 classes with 23 students and 3 adults in each class. They will take 5 buses with an equal number of people on each bus. How many people will be on each bus?
Which of the following statements about the solution must be true?
a. Because of the real-world context, the solution must belong to all the set of all natural numbers. Therefore the solution is acceptable.
B. Because of the real-world context, the solution must belong to all the set of all rational numbers. Therefore the solution is acceptable.
C.Because of the real-world context, the solution must belong to all the set of all natural numbers. Therefore the solution is unacceptable.
D.Because of the real-world context, the solution must belong to all the set of all rational numbers. Therefore the solution is unacceptable.
Total number of people = (4 classes x 23 students x 3 adults) = 276 people
Number of buses = 5
So, the numbers of people on each bus = 276/5 = 55.2
Since the number of people on each bus must be a whole number, we need to round up to the nearest whole number, which is 56. Therefore, there will be 56 people on each bus.
First, let's find the total numbers of people going on the field trip:
There are 4 classes with 23 students and 3 adults each, so there are 26 people per class (23 students + 3 adults). Since there are 4 classes, we have a total of 4 * 26 = 104 people.
Now, let's divide the total number of people by the number of buses to find out how many people will be on each bus:
104 people / 5 buses = 20.8 people per bus
However, we cannot have a fraction of a person on a bus, so the solution must belong to the set of natural numbers. In this real-world context, having 20.8 people on each bus is not a valid solution, as it is not a natural number.
Therefore, the correct answer is:
C. Because of the real-world context, the solution must belong to the set of all natural numbers. Therefore, the solution is unacceptable. The statement that must be true about the solution is C. Because the real-world context involves a group of 4th-grade students and their teachers, the solution must be a whole number, since we cannot have a fraction of a person and the solution must belong to the set of all natural numbers, and any solution that is not a natural number would be unacceptable.
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A square pyramid is sliced in such a way that the plane passes through all five faces of the pyramid, what is the resulting cross section?
When a square pyramid is sliced in such a way that the plane passes through all five faces of the pyramid, the resulting cross-section is a pentagon.
The square pyramid has a square base and four triangular faces, so when a plane passes through all five faces, it intersects each of the four triangular faces to form a trapezoid. These four trapezoids combine to form a pentagon.
The resulting cross-section can vary depending on the angle at which the plane intersects the pyramid. If the plane intersects the pyramid at a right angle to the base, the resulting pentagon will be a regular pentagon. If the plane intersects the pyramid at an angle, the resulting pentagon will be irregular.
In summary, when a square pyramid is sliced in such a way that the plane passes through all five faces of the pyramid, the resulting cross-section is a pentagon, which can be regular or irregular depending on the angle of intersection.
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