A management scientist believes that one way of judging whether a computer came equipped with enough memory is to determine the age of the computer. In a preliminary study, random samples of computer...

A management scientist believes that one way of judging whether a computer came
equipped with enough memory is to determine the age of the computer. In a preliminary
study, random samples of computer users were asked to identify the brand of computer
and its age (in months). The categorized responses are shown here. Do these data provide
sufficient evidence to conclude that there are differences in age between the computer
brands? (Use 5% significance level)
IBM Dell Hewlett-Packard Other
17 8 6 24
10 4 15 12
13 21 8 15