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nalin [4]
3 years ago
7

A store manager is looking at past jewelry sales to determine what sizes of rings to keep in stock. The list shows the ring size

s purchased by the last ten jewelry customers.
9, 7, 6.5, 7.5, 7, 8, 5, 6, 7.5, 8
What is the variance of the data set? Round to the nearest hundredths.

0.40
0.72
1.15
2.14
Mathematics
2 answers:
kicyunya [14]3 years ago
7 0

Answer:

1.15 is the answer

Step-by-step explanation:

ss7ja [257]3 years ago
5 0

Answer: 1.15

Step-by-step explanation:

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Please answer , thank you
EastWind [94]

Answer:

0.2

Step-by-step explanation:

To calculate the scale factor of dilation, we need to divide the length of similar lines of parallelograms.

let the scale factor of dilation be 'x',

now,

x = \frac{WX}{RS}

= \frac{4.8}{24}

= 0.2

5 0
3 years ago
Highest to lowest <br> -0.6 , 0.38, -0.41, 0.09, 0.7
34kurt

Answer:0.38 0.09 0.7 -0.6 -0.41

Step-by-step explanation:

3 0
3 years ago
How do u plot the points from the equation y=-2x+1 and y=3x-1
malfutka [58]
Just plot on the y and x axis
It shows the points so just plot :)
6 0
3 years ago
A 4 wheeler that travels 52 miles on 5 gallons of gasoline. A second 4 wheeler travels 21 miles on 2 gallons of gasoline which c
nalin [4]

Answer:

The second 4 wheeler gets better mileage

Step-by-step explanation:

First 4 wheeler:

52mi -  5gal

Second 4 wheeler:

21mi - 2 gal

To compare we have to make sure everything is equal so,

5÷2 = 2.5

so,

second 4 wheeler:

21*2.5=52.5 , 2*2.5=5

52.5mi - 5gal

52<52.5

6 0
2 years ago
MRS SMITH HAS 12 times as many markers as colored pencil. The total number of markers and colored pencil is 78. How many markers
Anika [276]
Multiply 78 and 12.
the answer would be 936
3 0
3 years ago
Read 2 more answers
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