A study was conducted to determine how people get jobs. The table below lists data from 400 randomly selected subjects.

Job Sources	Frequency
Help dash wanted ads left parenthesis Upper H right parenthesisHelp-wantedads(H)	6767
Executive search firms left parenthesis Upper E right parenthesisExecutivesearchfirms(E)	288288
Networking left parenthesis Upper N right parenthesisNetworking(N)	4242
Mass mailing left parenthesis Upper M right parenthesisMassmailing(M)	1515

A Pareto chart with horizontal axis labeled from left to right with the letters Upper E, Upper H, Upper N, and Upper M and vertical axis labeled from 0 to 300 in intervals of 50 contains four vertical bars. The approximate heights of the vertical bars are as follows: Upper E, 290; Upper H, 65; Upper N, 40; Upper M, 15.EHNM050100150200250300

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Question content area right

Part 1

Choose the correct pie chart.

A pie chart contains four sectors with labels and approximate sizes as follows: "Help dash wanted ads left parenthesis Upper H right parenthesis," 16% of the circle; "Executive search firms left parenthesis Upper E right parenthesis," 70% of the circle; "Networking left parenthesis Upper N right parenthesis," 10% of the circle; "Mass mailing left parenthesis Upper M right parenthesis," 4% of the circle.Help-wantedads(H)Executivesearchfirms(E)Networking(N)Massmailing(M)

A pie chart contains four sectors with labels and approximate sizes as follows: "Executive search firms left parenthesis Upper E right parenthesis," 16% of the circle; "Help dash wanted ads left parenthesis Upper H right parenthesis," 70% of the circle; "Networking left parenthesis Upper N right parenthesis," 10% of the circle; "Mass mailing left parenthesis Upper M right parenthesis," 4% of the circle.Executivesearchfirms(E)Help-wantedads(H)Networking(N)Massmailing(M)

A pie chart contains four sectors with labels and approximate sizes as follows: "Help dash wanted ads left parenthesis Upper H right parenthesis," 70% of the circle; "Executive search firms left parenthesis Upper E right parenthesis," 16% of the circle; "Networking left parenthesis Upper N right parenthesis," 10% of the circle; "Mass mailing left parenthesis Upper M right parenthesis," 4% of the circle.Help-wantedads(H)Executivesearchfirms(E)Networking(N)Massmailing(M)

Part 2

Compare the pie chart found above to the Pareto chart given on the left. Can you determine which graph is more effective in showing the relative importance of job sources?

A.

The Pareto chart is more effective.

B.

Neither one is effective.

C.

The pie chart is more effective.