A sample of 10 test coupons from two companies, reveals the titanium content in an aircraft- grade alloy. The result in percent are as follows: Company R 8.2 8.6 8.7 8.4 8.2 8.3 8.6 7.9 8.9 9.2 A...

Extracted text: A sample of 10 test coupons from two companies, reveals the titanium content in an aircraft- grade alloy. The result in percent are as follows: Company R 8.2 8.6 8.7 8.4 8.2 8.3 8.6 7.9 8.9 9.2 A quality control engineer hypothesize that the median for company R is 8.3%. By using the sign test at a = 0.05, can you support the claim? List the signs for the lifetimes data of Company R. Your answer Compute the test statistic. * Your answer Obtain the critical value. * Your answer