Question

8. (5 pts) For each situation below, choose the most appropriate type of graph to answer the question. Use each answer only once. (Pareto chart, dot plot, histogram, pie chart, or time chart) Do not draw a graph.

a) A teacher wants to see the distribution of grades on the most recent Statistics test.

b) The Human Resources department wants to know the distribution instructors by academic department at CCC.

c) Bookman’s wants to determine which genre of music CD is traded in the most often.

d) The track coach wants to track the improvement of one of his runners. Each week the runner is timed running the mile.

e) The Findlay Auto group is a chain of 12 automotive dealers in the southwest. The group records the mileage of every used car that is traded in for the last year.

Answer 1

a) A teacher wants to see the distribution of grades on the most recent Statistics test.

Dot plot

b) The Human Resources department wants to know the distribution instructors by academic department at CCC.

Pie chart

c) Bookman’s wants to determine which genre of music CD is traded in the most often.

Pareto chart

d) The track coach wants to track the improvement of one of his runners. Each week the runner is timed running the mile.

Time chart

e) The Findlay Auto group is a chain of 12 automotive dealers in the southwest. The group records the mileage of every used car that is traded in for the last year.

Histogram