Mathematics

Problem

Jane and Ashley's monthly telephone bills are shown below: Jane:*

35,

47,

29,

38,

29,

34,

42,

29,

36,

40,

36,

31 *Ashley:*

19,

24,

26,

19,

23,

40,

35,

59,

32,

42,

26,

24 a. Find the mean and median for each data set. b. Find the range and interquartile range for each data set. c. Which person generally pays more for their telephone bills? d. Which person has the greater variability in their telephone bills?

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