A computer manufacturer believes that there is a relationship between the age of computer users and preference for desktop or laptop computers. An experiment is conducted in which a random sample is obtained of 50 customers for each age group for the following ages: 12–25, 40–45, and 60–65 years old. Subjects are asked their preference for desktop or laptop computers and the results are shown in the table below. Entries are the number of customers in each age group that preferred each computer type.
What do you conclude?
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