An article (K. Delaney, “How Search Engine Rules Cause Sites to go missing,” The Wall Street Journal, March13, 2007, pp. B1, B4) discussed the amount of Internet search results that Web surfers typically scan before selecting one. The following table represents the results for a sample of 2,369 people:

Amount of Internet Search

Results Scanned Percentage (%)

A few search results 23

First page of search results 39

First two pages 19

First three pages 9

More than first three pages 10

a. Construct a bar chart and a pie chart.

b. Which graphical method do you think is best to portray these data?

c. What conclusions can you reach concerning how people scan Internet search results?