10.103 Influence of TV and movies Refer to the previous exercise. The GSS also asked about the influence of movies. The responses for these 12 subjects were

-1, 1, 0, 2, 0,-2, -1, 0,-1, 1, 1, -1. The results of using MINITAB to compare the influence of movies and TV are shown below. Explain how to interpret

(a) the confidence interval and

(b) the significance test results.

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Paired T for movies - TV N Mean StDev SE Mean Movies TV Difference 12 -0.083 1.165 0.336 12 -0.250 0.965 0.279 12 0.167 0.937 0.271 (-0.429, 0.762) 95% CI for mean difference: T-Test of mean difference 0 (vs0): T-Value = 0.62 P-Value = 0.551