A Medical Research Team Studied the Ages of Patients Who $\begin{array} { l l l l l l l l l l l l } 29 & 30 & 36 & 41 & 45 & 50 & 57 & 61 & 28 & 50 & 36 & 58 \end{array}$

Essay

A medical research team studied the ages of patients who had strokes caused by stress. The ages of 34 patients who suffered stress strokes were as follows.
$\begin{array} { l l l l l l l l l l l l } 29 & 30 & 36 & 41 & 45 & 50 & 57 & 61 & 28 & 50 & 36 & 58 \end{array}$
$\begin{array} { l l l l l l l l l l l l } 60 & 38 & 36 & 47 & 40 & 32 & 58 & 46 & 61 & 40 & 55 & 32 \end{array}$
$\begin{array} { l l l l l l l l l l } 61 & 56 & 45 & 46 & 62 & 36 & 38 & 40 & 50 & 27 \end{array}$
Construct a frequency distribution for these ages. Use 8 classes beginning with a lower class limit of $25 .$