If the standard deviation of a data set was originally 4, and if each value in the
data set was multiplied by 8.5, what would be the standard deviation of the
resulting data?


A.9
B.34
C.4
D.13

Answers

Answer 1

Answer:

d

Step-by-step explanation:

Answer 2
it is D
hope this helps

Related Questions

I need this answer as quick as possible!

A watercolor painting is 25 inches long by 12 inches wide. Ramon makes a border around the watercolor painting by making a mat that adds 3 inches to each side of the length and the width. What is the area of the mat?

Answers

Answer:

the area of the mat = total area added minus the original area of the water color painting.

Step-by-step explanation:

length of the mat is:L = 20 in + 1 in + 1 in because 1 in  is added to each sideL = 22 inwidth of the mat is:w = 9 in + 1 in + 1inw = 11 in

Area mat = (22 in x 11 in) - ( 20 in x 9 in)

area mat = 62 sq in is the area of the mat

What is0.54¯¯¯¯ expressed as a fraction in simplest form?

Enter your answer in the box.

Answers

Answer:

0.54 as a fraction is 54/100 and simplified it would be 27/50

Answer:

27 / 50

Step-by-step explanation:

You can find this out by re-stating it as 54 / 100 and removing common factors between the numerator and denominator.  In this case, only the number 2 can be factored out:

54 / 100

= 27 / 50

27 is a perfect cube (three cubed), and 50 is not divisible by 3, so we can't factor it further.

What is the value of the expression below?

-7(-2)

Answers

Answer:

14

Step-by-step explanation:

-7*-2=14

the correct answer is 14

The diameter is 24 cm. Find the
length of arc CD

Answers

Answer:

s = 4π    Exact answer

s = 12.56   Decimal approximation

Step-by-step explanation:

cicrumference  = πd

s = (∅/360)(πd)

s = (60/360)(π * 24)

s = 4π    Exact answer

s = 4 * 3.14

s = 12.56   Decimal approximation

Sharon wants to put lace around the edge of the circular mirror shown.
12 in.
C = TD, where C is the circumference, and D is the diameter. Use 3.14 for the value of .
How many inches of lace will Sharon need to cover the edge of the mirror exactly once?
A. 3.82 in.
B. 18.84 in.
C. 37.68 in.
D. 75.36 in.

Answers

Answer:

37.68in

Step-by-step explanation:

Circumference = πd

d is the diameter = 12in

To get the number of lace that will cover we will find the circumference

C = 12 * 3.14

C = 37.68in

Hence the amount of lace needed is 37.68in

The length of a rectangle is 5 cm longer than its width.
If the perimeter of the rectangle is 42 cm, find its area.

Answers

Answer:

The area is 104

Step-by-step explanation:

Length: 5 + x

width: x

(5+x)*2=10+2x

x*2=2x

2x+10+2x=42

10+4x=42

-10 -10

4x=32

/4. /4

x=32

5+8=13

13*8=104

How many sides do 2 octagons, 4 pentagons, and 5 triangles have in all?

Answers

Answer: 51

Step-by-step explanation:

2 octagons have 16 sides because an octagon has eight sides. So, 8x2=16.

4 pentagons have 20 sides because a pentagon has 5 sides. So,        4x5=20.

5 triangles have 15 sides because a triangle has 3 sides. So, 5x3=15.

In all, 16+20+15= 51

Need Help Asap Please

Answers

Answer:

corporation C owns the most land

Step-by-step explanation:

hope it helps

Andy flipped a coin once and rolled a six-sided number cube numbered 1 through 6

Answers

Answer:

possiblity of getting any number is 1/6

Step-by-step explanation:

x = 12 − y
2x + 3y = 29

Answers

So if these are simultaneous equations here are the steps:


Bring the variables to one side and the constants to the other side of the equal sign. Remember if you bring anything to the other side it’s sign has to change:


x + y = 12
2x + 3y = 29


Now multiply a variable on the top equation so that it will be equal with the variable on the second:

3x + 3y = 36
2x + 3y = 29


Now subtract the equations which gets you:

x = 7


So we know what the x is, now we have to substitute the x in an equation we created; we’ll go with x + y = 12:

x + y = 12

= 7 + y = 12


Now bring the variable to one side and constants to the other like we did before (remember, the sign must change if the constant or variable is moved to different sides of the equal sign):


y = 12 - 7, which would equal y = 5.


So our answer would be:

( x, y ) = ( 7, 5 )

Hope this helps have an awesome day!

The weight of oranges growing in an orchard is normally distributed with a mean weight of 5.5 oz. and a standard deviation of 1 oz. Using the empirical rule, determine what interval would represent weights of the middle 68% of all oranges from this orchard.
pleaseeee help me now, im taking a test and it's timed

Answers

The interval is (4.5, 6.5)

This is bevause 1 standard deviation contains 34% of the sample in a normal distribution, so 1 standard deviation on either side is 68% and so you +\- 1 oz from the mean.

In the refrigerator there are 3 opened milk bottles. One bottle
contains 3/10 of a gallon, and a second bottle also contains
3/10 of a gallon. If altogether there is 1 3/10 gallons in the
refrigerator, how much milk is in the third bottle?

Answers

The answer is 7/10
1 3/10 minus 6/10 equals 7/10

What is remainder one as a fraction?

Answers

Answer:

We have a remainder of 1, which we want to write as a fraction. We divide the 1 by 3. The fraction is 1 / 3 .

Step-by-step explanation:

Answer:

We have a remainder of 1, which we want to write as a fraction. We divide the 1 by 3. The fraction is 1 / 3 .

Step-by-step explanation:

A drone is flying at the maximum allowed altitude of 400 ft. The angle of depression to the landing pad is 65°. What is the horizontal distance from the drone to the landing pad? Round your answer to the nearest foot. Dashed horizontal line y equals 400 is drawn. A 65 degree angle of depression from begin ordered pair 0 comma 400 end ordered pair is drawn down to the horizontal axis. Enter your answer in the box.

Answers

Answer:

187 feet

Step-by-step explanation:

Tan  = opp/adj

tan65 = 400/adj

adj = 400/ tan65

adj = 186.523063261999437

Rounded

187 feet

5x + y = -3
x + 4y = 26

Slove this using elimnation

Answers

Answer:

x=-2 y=7

Step-by-step explanation:

Multiple -5 for the second equation to get -5x-20y=-130. Adding -5x-20y=-130 to 5x+y=-3 should get you -19y=-133. Divide both sides by -19 to get y=7. Subsitute 7 in for y for the first equation. Subtract 7 on both sides to get 5x=-10. Divide both sides by 5 to get x=-2. So, x=-2 and y=7.

Can someone please help?

Answers

Answer:

Step-by-step explanation:

1/4 < 3/8

Answer:

The third one, 1/4 < 3/8

Step-by-step explanation:

The sign < means 3/8 is bigger than 1/4

Which of these describes a unique polygon?
Select the correct choice.
A
A quadrilateral with 4 right angles
B
A triangle with angles 30°, 80°, and 70°
С.
A triangle with side lengths 7 cm and 8 cm and a 70° angle
A triangle with each side length 5 inches

Answers

Answer:

The last option is unique.

Step-by-step explanation:

A triangle with each side length 5 inches - there's only one of these.

Hiiiiiii pls helppppppppp plsssss and thxxxxxx

Answers

Answer:

It's A I believe

Step-by-step explanation:

Answer:

D, 1056 Cubic inches

Step-by-step explanation:

Multiply 11x16 to get the 2-d area of it's base. after multiply by 8 to get its hieght. You have the volume of the shape with the step-down filled. To find the volume with the step down empty, divide by 4 to get the area of 1/4. then multiply by 3 to find 3/4 of the rectangular prism

{[(11×16×8)÷4]3}     <== Equation

Your local dry cleaners is running a special. The dry cleaner is offering a 13% discount for any drop off that is over $40. Also, they are running a neighborhood special of an additional 5% off. Given this information, determine the decay factor corresponding to each percent decrease.
a.
34.8; 33.06
c.
0.87; 0.95
b.
0.384; 0.3306
d.
87; 95

Answers

Answer:

a.  34.8; 33.06

Step-by-step explanation:

The computation is shown below;

since in the question it is mentioned that that if the price is $40 so if offered the 13% discount

So the 13% discount on $40 is

= $40 - 13% of $40

= $34.80

Now additional 5% is also provided

So,

= $34.80 - 5% of $34.80

= $33.06

Therefore the first option is correct

Write the quadratic equation in standard form:
8x2=8x + 13 + 4x2

Answers

x=2=|17/2

| means square root btw

and i put / to make it a fraction

Evaluate the expression 122 – (9 – 7)3 +6.
122 – (9 - 7) + 6 = 122
+6

Answers

Answer:

Im kinda confuse but (9 - 7)3 + 6 should be 14

Step-by-step explanation:

pls help it is easy but i did not understand it

Answers

Answer:

I guess the answer would be

Step-by-step explanation:

[tex]\frac{3}{4}[/tex]

Find a polynomial f(x) of degree 5 that has the following zeros. 1, 8, -7, 5, -4. Leave your answer in factored form

Answers

Answer:

f(x) = (x-1) (x-8) (x +7)(x-5) ( x+4)

Step-by-step explanation:

The zeros of the function are written in the form

f(x) = (x-a)(x-b)..... where the a,b  are the zeros

f(x) = (x-1) (x-8) (x - -7)(x-5) ( x--4)

Rewriting

f(x) = (x-1) (x-8) (x +7)(x-5) ( x+4)

Solve for x. Round to the nearest tenth of a degreee, if necessary

Using Trig to find angles

Answers

Answer:

63

Step-by-step explanation:

Tan 0= opposite÷ adjacent

Tan 0= 6.7 ÷ 3.4

Tan 0 = 1.97

V= 63.09

V = 63

A team won 5 and lost 2 of their first 7 games. The
team continued to win at this rate and won w
games in the 28-game season. Which of the
following proportions could be used to determine w?

Answers

Answer:

5/7=W/28

Step-by-step explanation

They won 5 out of 7 played games so that's their win rate. If the same team continued to do this for 28 games then they would win 20 times.

calculate the area of this triangle

Answers

Answer:

30 cm^2

Step-by-step explanation:

!!!!!MAJOR HELP PLS!!!!!
!!!!!I will give 1 Brainly!!!!!
What is the function equation for the input/output table?
X|Y
2|10
5|13
8|16
11|19

A.y=8x
B.y=x+8
C.y=5x
D.y=x+3
Image example is above

Answers

Answer:

The answer is D.

The answer is y=x+3

Answer:

A. y = x/8

Step-by-step explanation:

for example

y = 4 and x = 32

y = x/8

y = 32/8

y = 4

#CMIIW

Where did paco make an error in his calculation?Explain.

Answers

Answer:

He made a mistake in step 2

Step-by-step explanation:

-3x does not equal 6 it clearly states it equals 1

Researchers conduct a study to evaluate the level of pollution present in a river. They selected several locations along the river and then take a sample of water from each location.

What is the population under study?

A. The water in the river
B. River water in the county where researchers are working
C. Water in a lake fed by the river
D. The water collected by researchers​

Answers

Answer:

a

Step-by-step explanation:

Answer:

a

Step-by-step explanation:

If U = {1,2,3,......., 15), A = {1,3,5,7,9}, B = {1,2,3,4,5,6,7}
& C = {3,6,9,12,15), find the value of (A - B)UC.​

Answers

Answer:

A-B means which is only in A not in B

Step-by-step explanation:

A-B={1,3,5,7,9}-{1,2,3,4,5,6,7}

={9}

(A-B)UC={9}U{3,6,9,12,15}

={3,6,9,12,15}

Answer:

the answer is a and b and h

thank

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