(Solved): Help find the St.Dev The following frequency table shows the heights (in inches) of some members of ...

The following frequency table shows the heights (in inches) of some members of a choir. Height Count $\begin{array}{ll}60& 6\\ 61& 5\\ 65& 7\\ 70& 5\\ 73& 5\\ 76& 5\end{array}$ What is the mean of these data? (keep 2 decimals) 67.12 What is the variance of these data? (keep 2 decimals) Tries 5/5 Previous Tries What is the standard deviation of these data? (keep 2 decimals) Tries 3/5 Previous. Tries What is the median of these data? (keep I Idecimal) 65.0 Previous Tries What is the 3rd quartile of these data? (keep 1 decimal) 73.0 This discussion is closed.