In: Statistics and Probability
A movie box office gross is used to predict DVD Revenue. For a sample of 20 movies, an analysis of variance showed that b1 = 0.3224 and Sb1 = 0.0645.
1. At the 0.05 level of significance, is there evidence of a linear relationship between box office gross and DVD Revenue?
2. Construct a 95% confidence interval estimate of the population slope, B1.
Answer the following:
tSTAT=
Critical value(s) is(are)?
The 95% confidence interval is?