Question

find a. the mean; b. the deviation from the mean for each data item; and c. the sum of the deviations in part (b) for the fo 22, 72, 47, 22, 97 a. the mean is (simplify your answer)

Explanation:

Step1: Calculate the sum of data items

Sum of data items \(=22 + 72+47 + 22+97=260\)

Step2: Calculate the mean

Number of data items \(n = 5\). Mean \(\bar{x}=\frac{\text{Sum of data items}}{n}=\frac{260}{5}=52\)

Answer:

\(52\)