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The Heights of a Group of Professional Basketball Players Are

question 10

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The heights of a group of professional basketball players are summarized in the frequency distribution below. Find the standard deviation. Round your answer to one decimal place.  Height (in.)   Frequency 70713727377475167677127879108081482831\begin{array} { c | r } \text { Height (in.) } & \text { Frequency } \\\hline 70 - 71 & 3 \\72 - 73 & 7 \\74 - 75 & 16 \\76 - 77 & 12 \\78 - 79 & 10 \\80 - 81 & 4 \\82 - 83 & 1\end{array}


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