MAT122-2006SpringUC - M ATH 122 UC 8 TH M AY 2006 F INAL E...

This preview shows page 1 - 3 out of 9 pages.

8 TH MATH 122 UC FINAL EXAM MAY 2006 Name . SUID . There are 7 questions in this booklet. Check that your exam booklet is complete. Answer the questions in the spaces provided in this exam booklet. Partial credit requires some correct and appropriate work. A sketch will be helpful in finding the critical region and the critical values. Question Points Score 1 14 2 14 3 20 4 14 5 14 6 9 7 15 Total 100
1. [14 pts] A cereal company claims that the mean sodium content in one serving of cereal is more than 230 mg. John, an employee workingfor a national health service is asked to test this claim. He finds that a random sample of 52 servings has a mean sodium content of 232 mg and a standard deviation of 10 mg. Using a significance level 0.05, does John have enough evidence to reject the company's claim? its of a

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture