10.102 TV or rock music a worse influence? In a recent General Social Survey, subjects were asked to respond to the following: “Children are exposed to many influences in their daily lives. What kind of influence does each of the following have on children? 1. Programs on network television, 2. rock music.” The possible responses were

(very negative, negative, neutral, positive, very positive).

The responses for 12 of the sampled subjects, using scores 1 -2, -1, 0, 1, 22 for the possible responses are given in the table:

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Subject TV Rock Subject TV Rock Subject TV Rock 1 0 -1 2 0 3 1 -2 4 0 567 7021 5 -1 -1 9 -1 -1 6 -2 -2 10 0 1 -1 0 11 1 -1 8 1-1 12 -1 -2 a. When you compare responses for TV and Rock, are the samples independent or dependent? Why? b. Use software to construct a 95% confidence interval for the population difference in means. Interpret in the context of the variables studied. c. Use software to conduct a significance test of equality of the population means for TV and Rock. Interpret the P-value.