Mr. Acosta, a sociologist, is doing a study to see if there is a relationship between the age of a young adult (18 to 35 years old) and the type of movie preferred. A random sample of 93 adults revealed the following data. Test whether age and type of movie preferred are independent at the 0.05 level.   Person's Age   Movie 18-23 yr 24-29 yr 30-35 yr Row Total Drama 10 15 9 34 Science Fiction 13 9 8 30 Comedy 7 10 12 29 Column Total 30 34 29 93 1. Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the test statistic to three decimal places.) 2. What are the degrees of freedom?

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