Question

midpoint x
70.5
92.5
114.5
136.5
158.5
x - x̄
-39.6
-17.6
4.4
26.4
48.4
(x - x̄)^2
1568.2
309.8
19.4
697.0
2342.6
(x - x̄)^2f
4704.6
4337.2
504.4
2788.0
7027.8
ς(x - x̄)^2f=

Explanation:

Step1: Identify the values to sum

We need to sum the values of \((x - \bar{x})^2f\) which are 4704.6, 4337.2, 504.4, 2788.0, 7027.8.

Step2: Perform the sum

\[4704.6+4337.2 + 504.4+2788.0+7027.8=19362\]

Answer:

19362