The calculator command normalcdf returns the _______ that a randomly selected value falls in a given reigon of a normal probability

Answers

Answer 1

Answer:

The percentage of area under a continous probability curve from negative infinity to x.

Step-by-step explanation:

The normalcdf means the normal cumulative density function, it can be accessed from the TI Calculators from the DIST section which also includes the normalcdf, invNorm, tpdf and other distribution functions.

The syntax is as follows :

normalcdf (lower bound, upper bound, mean, standard deviation)

Hence, to Obtian the probability that a value is between a and b, with mean, x and standard deviation, s

The normalcdf is written as normalcdf(a, b, x, s)


Related Questions

8th grade work math.

Answers

Answer:

3rd option

Step-by-step explanation:

Consider the coordinates of A and A'

A (0, 0 ) and A' (5, 2 )

This represents a move of + 5 (0 → 5) units in the x- direction and a move of + 2 ( 0 → 2 ) units in the y- direction.

The figure is unchanged and must therefore be a translation with rule

(x, y ) → (x + 5, y + 2 )

Maria says the mean for the following data set is 5. {5, 7, 2, 8, 9, 1, 2, 5}

What is the actual mean? (Round to the nearest hundredth)

What did Maria do wrong? In other words, what average did she give instead?

Answers

Answer:

4.88

Step-by-step explanation:

I used my calculator to do this;

I did stat and I put in the numbers, I clicked calculate and it said the answer was 4.875. Round that to the nearest hundredth and you'll get 4.88.

Answer:

4.88

Step-by-step explanation:

The actual mean is 4.88 to the nearest hundredth. She either approximated the sum of elements to 40 instead of 39 or she approximated the actual mean to the nearest whole number.

I think she gave an approximated average or a rounded average, but I am not sure.

ASAP PLEASE ‼️‼️❗️‼️‼️❗️

A group of 25 people are going to run a race. The top 12 finishes advance to the finals. find the of possibilities.

Answers

Answer:

I dont know what thats asking

Step-by-step explanation:

What is partial fraction decomposition?
Explain this and provide an example, please
thank you :)

Answers

Answer:

Partial-fraction decomposition is the process of starting with the simplified answer and taking it back apart, of "decomposing" the final expression into its initial polynomial fractions.

For example, Partial fraction decomposition is used to integrate rational functions and in engineering for finding inverse Laplace transforms.

Step-by-step explanation:

The diameter of a circular swimming pool is 15 feet. Find the circumference.

Answers

47.12
I did this last year :))

Please don’t report I need help. I’m going to be a high school sophomore next fall and I’m selecting my courses should I take Geometry I or Algebra II?????

Answers

Answer:

I would say geometry. its easier

Geometry l, It should be easier, if you want to take a harder class that will help you more towards graduating take Algebra ll

How do you write the number 6.31 × 106 in standard form?
A.
631,000
B.
631,000,000
C.
6,310,000
D.
63,100.0000000000

Answers

Answer:

C: 6,310,000

Step-by-step explanation:

move the dot to the right 6 places and add 0s to the empty spots making 6.31 turn into 6,310,000

hope this helps

I NEED HELP ASAP PLEASE!! ;)

Answers

Answer:

7 inches

Step-by-step explanation:

First you have to find the average height of each class.

4th Grade:

56, 47, 54, 51, 53, 58, 48, 54, 46, 53

Then you have add it all up and divide it by how many students there are.

56 + 47 + 54 + 51 + 53 + 58 + 48 + 54 + 46 + 53 = 520

520 ➗10= 52

Same process for the 7th Grade.

You end up getting 52 and 59. You then Subtract it to get the answer to the question.

52 - 59= 7 inches

Which is the inverse of the difference of 1/3-1/4?
A.0/1
B.1/12
C.7/12
D.12/1​

Answers

Answer:o/1

Step-by-step explanation:

The average amount that a college student spends on a textbook is $205. What is the probability that a students spends between $10 and $310

Answers

Complete question :

The average amount that a college student spends on a textbook is $205 with a

standard deviation of $35. What is the probability that a student spends:

A. between $10 and $310?

Answer:

0.999

Step-by-step explanation:

Mean, m = 205 ; Standard deviation, s = 35

Z = (x - m) / s

x = 310

Z = (310 - 205) / 35 = 3

P(z < 3) = 0.99865

x = 10

Z = (10 - 205) / 35 = - 5.57

P(Z < - 5.5)

P(z < 3) - P(z < - 5.5)

0.99865 - 0

= 0.999

HELPPP PLEASE
Also I used line A as a place holder I don’t know if it’s right

Answers

Answer:

Line A is the right answer.

Answer:

a is right linear means straight line

Step-by-step explanation:

brainliest gets 20 points

Which task is unique to the Management and Entrepreneurship career pathway?


advertising products

distributing products

receiving complaints

training workers

Answers

Answer:

It's A - Advertising products

Step-by-step explanation:

Entrepreneurship is setting up a buisness or buisnesses So they need to advertise there new buisness products.

The task unique to the Management and Entrepreneurship career pathway is option A) Advertising products.

What is Entrepreneurship?

Entrepreneurship is defined as the method or process of taking financial risk in organizing and owning a business with the generation of profit.

Entrepreneurship can be career pathway to different fields.

People may become entrepreneurs in their various stages of educational or professional development.

Career pathways of management includes fields such as marketing manager, financial manager, human resources manager, sales manager, etc.

So the common pathway which can be taken as an entrepreneur and manager is advertising products.

Hence the correct option is advertising products.

To learn more about Entrepreneurship, click on the link given :

https://brainly.com/question/18203575

#SPJ6

hi pls, help me with this, I am giving 15 points 10 for answering the question and 5 for telling me what is Q1 meaning and Q2 meaning ty!

The table below shows 10 data values:

125, 138, 132, 140, 136, 136, 126, 122, 135, 121

What values of minimum, Q1, median, Q3, and maximum should be used to make a box plot for this data?
A.) Minimum = 121, Q1 = 125, median = 133.5, Q3 = 136, maximum = 140
B.) Minimum = 121, Q1 =136, median = 133.5, Q3 = 125, maximum = 140
C.) Minimum = 125, Q1 = 130.25, median = 132.5, Q3 = 134.5, maximum = 138
D.) Minimum = 125, Q1 =134.5, median = 132.5, Q3 = 130.25, maximum = 138

Answers

Answer:

we have to put the numbers in order..

(121,122,125, 126,132),M,(135,136,136,138,140)

Step-by-step explanation:

minimum : (smallest number) = 121

Q1 : 125

Q2 (median) : (132 + 135) / 2 = 267/2 = 133.5

Q3 : 136

maximum : (largest number) = 140

I did this a long time ago so im not so sure

Answer:

Step-by-step explanation:

121 122 125 126 132 135 136 136 138 140

140 -121 =19 range

Min=121 max =140

Mean = 131.1

Median = 132+135=267/2=133.5

There are 20 pieces of candy in the box. If 15 of them are hard candies, what percentage of the candies in the box are hard candies?

Answers

Answer:percentage of the candies in the box that are hard candies=75%

Step-by-step explanation:

Total pieces of  candy in the box=20

Number of candies that are hard =15

Percentage of candies that are hard =Number of candies that are hard /   Total pieces of  candy in the box x 100

= 15/20 x 100

=75%

please answer the following question

Answers

Step-by-step explanation:

volume= y×9×10=2700

90y=2700

y= 2700/90

y= 30 cm

factoring trinomials 4x^2-15x-25​

Answers

Answer:

For a polynomial of the form ax2+bx+c a x 2 + b x + c , rewrite the middle term as a sum of two terms whose product is a⋅c=4⋅−25=−100 a ⋅ c = 4 ⋅ - 25 ...

Step-by-step explanation:

The product of -3.5 and a number, n is greater than 17.5

Answers

Answer:

n > 5

Step-by-step explanation:

3.5n > 17.5, or

     n > 5

Find the value of x.

Answers

Answer:

x = 3

Step-by-step explanation:

Given 2 intersecting chords, then

The product of the parts of one chord is equal to the product of the parts of the other chord, that is

5x × x = 5 × 9

5x² = 45 ( divide both sides by 5 )

x² = 9 ( take the square root of both sides )

x = [tex]\sqrt{9}[/tex] = 3

Robert has attended 32 out of 40 after school band practices this year based on his record of attendance which is the probability that Robert will attend band practice in the future?

Answers

Answer:

4/5

Step-by-step explanation:

32/40 is how often he has come so far. You would need to simplify that fraction down to the lowest, which is 4/5.

4/5 is the best response to your question

I Nee Answer Immediately!!!!!!!!

Answers

9514 1404 393

Answer:

  y = 5x -2

Step-by-step explanation:

The slope is given by the slope formula:

  m = (y2 -y1)/(x2 -x1)

  m = (8 -3)/(2 -1) = 5

The y-intercept is given by the formula:

  b = y -mx

  b = 3 -5(1) = -2

Then the slope-intercept form equation is ...

  y = mx +b

  y = 5x -2 . . . . . . . . using the m and b we found above

.Un recipiente cilíndrico de 5cm de radio y 10cm de altura se llena de agua. Si la masa del recipiente lleno es de 2kg, ¿cuál es la masa del recipiente vacío?

Answers

Answer:

La masa del recipiente vacío es 1,2146 kg.

Step-by-step explanation:

La densidad se define como la propiedad que tiene la materia, ya sean sólidos, líquidos o gases, para comprimirse en un espacio determinado. En otras palabras, la densidad es una magnitud que permite medir la cantidad de masa que hay en determinado volumen de una sustancia. Entonces, la expresión para el cálculo de la densidad es el cociente entre la masa de un cuerpo y el volumen que ocupa:

[tex]densidad= \frac{masa}{volumen}[/tex]

Entonces la masa puede ser expresada como:

masa= densidad*volumen

En este caso:

densidad del agua= 1000 [tex]\frac{kg}{m^{3} }[/tex]volumen del recipiente cilíndrico= π*radio²*altura= π*(5 cm)²* 10 cm= π*(0,05 m)²*0,1 m= 7,854*10⁻⁴ m³

Reemplazando:

masa= 1000 [tex]\frac{kg}{m^{3} }[/tex] * 7,854*10⁻⁴ m³

masa=0.7854 kg

Si la masa del recipiente lleno es de 2 kg, entonces se le resta la masa de agua calculada:

2 kg - 0,7854 kg= 1,2146 kg

Entonces, la masa del recipiente vacío es 1,2146 kg.

HURRY! A math teacher recorded the color of students eyes and hair. This two-way frequency table shows the results of the survey.

Answers

Answer:

0.75

Step-by-step explanation:

30/40 as a decimal is 0.75

Answer:

C - 0.50 (aka 50%)

Step-by-step explanation:

There are 60 people with brown eyes out of the total 120 people surveyed. 60/120=0.50

You take the number your focusing on and divide it by the total, you'll get the proportion!

How can you find out 2 1/2 and 10/4 name the same amount?

Answers

Answer:

Simplify 10/4

Step-by-step explanation:

10/4 divided by 2/2 = 5/2

5/2 simplified equals 2 1/2

As 2 can go into 5 twice but only have 1 left

Reflect the quadrilateral on the graph across the x-axis. Choose the reflected quadrilateral and place it in the correct position on the graph.

Answers

Answer:

I put dots since i cant draw straight lines very well with a mouse.

An adult panda can eat 138 pounds of bamboo each day how much can the panda eat in a week show ur answer in area model

Answers

Answer:

966 pounds

Step-by-step explanation:

An adult panda can eat 138 pounds of bamboo each day

The amount to br consmed in a week can be calculated as follows

7 days= 1 week

= 138×7

= 966 pounds

Hencr the amount consumed in a week is 966 pounds

A construction company built a scale model of a new building. the model was built usinga scale of 3 inches= 32 feet. if the building is expected to be 200 feet tall, how tall is the model?

Answers

Answer: 18.75 inches

Step-by-step explanation:

Let the height of the model be represented by x. Therefore, based on the information given in the question, we can form an equation which will be:

3/x = 32/200

Cross multiply

32 × x = 200 × 3

32x = 600

x = 600/32

x = 18.75

Therefore, the height of the model is 18.75 inches

There were 24 students running in a race. How many different arrangements of first,
second, and third place are possible?

Answers

24*23*22=12144
24P3
Use Permutation Formula

Repost bcs last one wasnt clear BUT PLEASE HELPP 5 MINS LEFT

Answers

Answer:

[tex]m =13[/tex]

Step-by-step explanation:

Given

The attached dataset

Required

The mean absolute deviation

First, calculate the mean

[tex]\bar x = \frac{\sum x}{n}[/tex]

So, we have:

[tex]\bar x = \frac{42+40+39+76+71+55+68+65}{8}[/tex]

[tex]\bar x = \frac{456}{8}[/tex]

[tex]\bar x = 57[/tex]

The mean absolute deviation (m) is:

[tex]m =\frac{1}{n} \sum|x - \bar x|[/tex]

So, we have:

[tex]m =\frac{1}{8} (|42 - 57| + |40 - 57| + |39 - 57| + |76 - 57| + |71 - 57| + |55 - 57| + |68 - 57| + |65 - 57|)[/tex]

Using a calculator, we have:

[tex]m =\frac{1}{8} (|-15| + |-17| + |-18| + |19| + |14| + |-2| + |11| + |8|)[/tex]

Remove absolute bracket

[tex]m =\frac{1}{8} (15 + 17 + 18 + 19 + 14 + 2 + 11 + 8)[/tex]

[tex]m =\frac{1}{8} *104[/tex]

[tex]m =13[/tex]

The mean absolute deviation is 13

A sphere has a diameter of 10 in. What is the volume of the sphere?
V = StartFraction 125 Over 3 EndFraction inches cubed
V = StartFraction 500 Over 3 EndFraction inches cubed
V = StartFraction 500 Over 3 EndFraction pi inches cubed
V = StartFraction 4,000 Over 3 EndFraction pi inches cubed

Answers

Answer: The answer is B, or the second "v" lol

Step-by-step explanation:

Answer:

its A

Step-by-step explanation:

✔️V =  125 Over 3  inches cubed

V =  500 Over 3  inches cubed

V = S 500 Over 3 pi inches cubed

V = 4,000 Over 3 pi inches cubed

What is the area of the figure Enter in the box
M2
Can you help me? If you can I would be very appreciated if you tell me how you got the answer!? If you can’t it’s totally fine. Also making Brainly questions and 50 points!

Answers

Answer:

Total Area = 532 m²

Step-by-step explanation:

Triangle = ½bh.

Rectangle = lw.

Total Area = sum of individual areas =

(8 m × 16 m) / 2 + (16 m × 18 m) / 2

+ (18 m × 18 m) =

(64 m²) + (144 m²) + (324 m²) =

532 m²

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