You collect a sample of thirty pairs of production counts per hour. You hypothesize that production counts per hour have increased between Time 1 and Time 2. If _D = 19.1 and s_D = 16.058836, what is the appropriate conclusion if $\alpha$ = .05? A) retain the null B) reject the alternative C) reject the null D) none of these

Question

Quizplus · Accepted Answer

The appropriate conclusion is to reject the null hypothesis because the mean difference (D = 19.1) is significantly greater than zero, indicating an increase in production counts per hour between Time 1 and Time 2 at the 0.05 significance level.

You Collect a Sample of Thirty Pairs of Production Counts α\alphaα

You Collect a Sample of Thirty Pairs of Production Counts $\alpha$