Sixth-grade students completed a random survey to determine how many songs each student has downloaded to his/her media player in the past two months. The data gathered is represented in the table below. Respondent numbers: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
Girls: 50, 32, 15, 56, 81, 50, 18, 81, 22, 55
Boys: 75, 41, 25, 22, 7,0, 43, 12, 45, 70

a) Compute the measures of center for both the boys and girls data. Describe their differences. Use the terms mean and median to justify your answer.
b) Compute the measures of spread for the data collected for boys and girls. Describe their differences in detail using specific terms of spread.
c) Is it possible to make valid conclusions based on the data collected?