The following data values represent a sample. What is the variance of the sample? X = 9. Use the information in the table to help you.
х
13
9
11
7
di
(x; - x)2
16
0
4
4
16
A. 8
O Ο Ο
B. 4.5
C. 3.8
D. 10

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b

$5.41

step-by-step explanation:

$20 - $14.51 = $5.49.

49%

step-by-step explanation:

when you realize that you dont know just realize i just took a test and im so smart

answer: an 8-foot rope is tied from the top of a pole to a

stake in the ground, as shown in the diagram

below

step-by-step explanation: