Estimating effect of watching shows Refer to the previ-
TRY ous exercise. For these data, MINITAB reports
Point estimate for η1-η2 is -12.00 95.8 Percent CI for η1-η2 is (-19.00,-4.00) W=50.0
Test of η1=η2 vs η1≠η2 is significant at 0.0020
Explain how to interpret the reported (a) point estimate and (b) confidence interval.
