Question: Consider the data set: 28, 22, 35, 42, 44, 53, 58, 41, 40, 32, 31, 38, 37, 61, 25, 35

a) Compute the mean, the median, Q₃, range and the standard deviation of the data set.

b) Classify the previous data into 4 classes and compute the midpoints, relative frequency and cumulative frequency for each interval.

c) Construct a histogram of the frequency distribution. Label the chart.