Method: Mean

Methods: Outlier, Histogram, Mean, Median, Boxplot, Distribution,
Topics: Economics,
Datafile Name: CEO Salaries

Forbes magazine published data on the best small firms in 1993. These were firms with annual sales of more than five and less than $350 million. Firms were ranked by five-year average return on investment. The data extracted are the age and annual salary of the chief executive officer for the fir...

Methods: Outlier, Summary Statistics, Mean, Median, Histogram, Boxplot,
Topics: Miscellaneous,
Datafile Name: Distribution Patterns

This "story" illustrates some of the different distribution patterns that variables may take on. The distribution of Tobin's Q-ratios for firms shows high positive skewness. Sometimes this can be 'remedied' by taking the logarithms of the data. Try this for the Q-ratios. Oth...

Methods: Histogram, Mean, Median, Outlier,
Topics: Sports,
Datafile Name: Crews

The dataset contains the weights in stones and pounds of the crews participating in the Oxford and Cambridge boat race in 1992. The weights have been converted to pounds for convenience.

Figure 1 is a histogram of weights for the crews in the 1992 Cambridge vs. Oxford boat race. The two...

Methods: Mean, Summary Statistics,
Topics: Psychology, Social Science,
Datafile Name: Popular Kids

The subjects, students in grades 4-6 in selected schools in Michigan, were asked the following question:

Which of the following would make you popular among your friends? Rank in order.

A. Make good grades.

B. Having lots of money.

C. Being good at sports.<...

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