1. A oompany is hopeful that a new layout on their assembly line might increase average worker productivity. However, before they install the revised they would like to test the impact on output to make sure it increases productivity. The following paired sample data represents the average hourly production output of 11 randomly sampled employees after and before the assembly line was modied. [opts] a} What should you conclude about the hypothesis test? Use Pvalue approach to draw the conclusion at 0.1 significance level. b} Calculate a 90% condence interval estimate for the population means paired differences. c] Are the results from the condenoe interval consistent with the outcome of your hypothesis test? Explain why or why not