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.
Paired T for movies - tv

T-Test of mean difference = 0 (vs not = 0):
T-Value = 0.62 P-Value = 0.551

Transcribed Image Text:

Mearn StDev SE Mean vles 12 -0.083333 1.164500 0.3361 62 12 -0 083333 1.164500 0 3361 62 tv Difference 12 0.166667 0.937437 0.270615 95⅝ CI for mean di fference: (-0.428952, 0.762286) 12 -0.250000 0.965307 0.278660