The Following Data Are the Heights (In Cm) of the 25

question 56

Essay

The following data are the heights (in cm) of the 25 students in a business statistics class: $$\begin{array} { | l | l | l | l | l | l | l | l | l | l | } \hline 164 & 148 & 137 & 157 & 173 & 156 & 177 & 172 & 169 & 165 \\\hline 145 & 168 & 163 & 162 & 174 & 152 & 156 & 168 & 154 & 151 \\\hline 174 & 146 & 134 & 140 & 171 & & & & & \\\hline\end{array}$$ a. Compute the range of the data.
b. Compute the range approximation to the standard deviation of the data. (Hint: S  Range/4.)