Mathis Collins
10/30/2023 · Junior High School
Three randomly selected children are surveyed. The ages of the children are 2,3, and 10. Assume that samples of size \( n=2 \) are randomly selected with replacement from the population of 2, 3, and 10 . Listed below are the nine different samples. Complete parts (a) through (d). \( \begin{array}{lllllll}2,2 & 2,3 \quad 2,10 \quad 3,2 \quad 3,3 \quad 3,10 \quad 10,2 \quad 10,3 \quad 10,10\end{array} \) a. Find the value of the population variance \( \sigma^{2} \).
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The population variance \( \sigma^{2} \) is \( \frac{38}{3} \).
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