Chapter 14, Problem 26SGA

To determine

To find the number of values that are within one standard deviation of the mean.

Answer to Problem 26SGA

  $102.45$

Explanation of Solution

Given:

Total values normally distributed are $150$ .

Calculation:

There are $68.3\%$ values within one standard deviation of the mean.

So, the total values in the given range are-

  $\begin{array}{l}=150\times 0.683\\ =102.45\end{array}$