Quiz 4: Hypothesis Testing in MTH 1250 - Golf Scores, Quizzes of Mathematics

Download Quiz 4: Hypothesis Testing in MTH 1250 - Golf Scores and more Quizzes Mathematics in PDF only on Docsity! MTH 1250 Quiz 4 Due: December 1, 2009 Name: Instructions: Read section 10.5 in the book and then do the following problem. Write the answer neatly on a printed out copy of this page. You must show all work to receive full credit. 1. (10 points) Do professional golfers play better in their first round than in their last round? A random sample of finalists in the British Open gave the following data for their first and last rounds of the tournament. Player 1 2 3 4 5 6 7 8 9 Last Round 73 68 73 71 71 72 68 68 74 First Round 66 70 64 71 65 71 71 71 71 Do the data indicate that the population mean score on the last round is higher than that on the first? Use a 5% level of significance. You must state your null and alternate hypotheses, state any assumptions that must be made to perform the test, give the critical value of the test statistic you have chosen, and state your conclusion.