In Exercise 12 of Chapter 1, the traits of salespersons considered most important by sales managers were listed in Table 1.24. These data are condensed in Table XXXXXXXXXXTest the hypothesis that...

In Exercise 12 of Chapter 1, the traits of salespersons considered most important by sales managers were listed in Table 1.24. These data are condensed in Table 12.19. Test the hypothesis that there is no difference in the proportions of sales managers that rated the three categories as most important.

Exercise 12

A study of characteristics of successful salespersons in a certain industry included a questionnaire given to sales managers of companies in this industry. In this questionnaire the sales manager had to choose a trait that the manager thought was most important for salespersons to have. The results of 120 such responses are given in Table 1.24.

(a) Convert the number of responses to percents of total. What can be said about the first two traits?

(b) Draw a bar chart of the data.