The following table shows the number of hours some high school students in two towns spend watching TV each week: Town A 16 25 42 38 17 32 42 10 17
Town B 8 0 0 17 30 8 21 9 19

Part A: Create a five-number summary and calculate the interquartile range for the two sets of data.

Part B: Are the box plots symmetric? Justify your answer.