The following data are the temperatures of effluent at discharge from a
sewage treatment facility on consecutive days:
43 47 51 48 52 50 46 49
45 52 46 51 44 49 46 51
49 45 44 50 48 50 49 50
a. Calculate the sample mean and median.
Calculate the sample variance and sample standard deviation.
Construct a box plot of the data and comment on the information in this display.