Xr14-08A management scientist believes that oneway of judging whether a computer came equippedwith enough memory is to determine the age of thecomputer. In a preliminary study, random samplesof computer users were asked to identify the brandof computer and its age (in months). The catego-rized responses are shown here. Do these data pro-vide sufficient evidence to conclude that there aredifferences in age between the computer brands?(Usea=.05.)IBM Dell Hewlett-Packard Other17 8 6 2410 4 15 1213 21 8 15
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