Six people from different occupations were interviewed for a survey, and their annual salaries were as follows: $12,000, $20,000, $25,000, $37,000, $67,000, and $125,000. What is the mean annual salary for the six people?

Six people from different occupations were interviewed for a survey, and their annual salaries were as follows: $12,000, $20,000, $25,000, $37,000, $67,000, and $125,000. What is the median annual salary for the six people?

A random sample of 30 high school students is selected. Each student is asked how much time he or she spent watching television during the previous week. The following times (in hours) are obtained

12, 20, 14, 17, 14, 12, 14, 13, 11, 17, 15, 13, 13, 12, 15, 14, 11, 11, 16, 13, 11, 13, 20, 15, 12, 16, 12, 15, 14, 13 31. Construct a frequency distribution for the data.

Construct a histogram for the data.

Construct a frequency polygon for the data

For Problems 34 – 35. A random sample of 30 attorneys is selected. The following list gives their ages:

30, 58, 42, 45, 55, 63, 52, 41, 29, 35, 43, 31, 61, 44, 60, 32, 29, 39, 44, 51, 38, 31, 48, 53, 67, 54, 30, 53, 72, 71 34. Construct a stem-and-leaf plot for the data.

35. What does the shape of the display reveal about the ages of the attorneys?