Rio Salado Final exam Pt4 - Question 30 A professor would...

This preview shows page 1 - 2 out of 3 pages.

The preview shows page 1 - 2 out of 3 pages.
Question 30A professor would like to test the hypothesis that the average number of minutes that a student needs to complete a statisticsexam has a standard deviation that is less than 5.0 minutes. A random sample of 15 students was selected, and the samplestandard deviation for the time needed to complete the exam was found to be 4.0 minutes. The test statistic for this hypothesistest would be ________.
CommentsCorrect!!Max Score: 4Actual Score: 4Question 31YouTube would like to test the hypothesis that the standard deviation for the length of an online video watched by a user ismore than 2 minutes. A random sample of 21 people who watched online videos was selected. The sample standard deviationfor the length of the video was found to be 2.5 minutes. The test statistic for this hypothesis test would be ________.
Max Score: 4Actual Score: 0

Upload your study docs or become a

Course Hero member to access this document

Upload your study docs or become a

Course Hero member to access this document

End of preview. Want to read all 3 pages?

Upload your study docs or become a

Course Hero member to access this document

Term
Fall
Professor
Donnelly
Tags
Statistics, Regression Analysis, Actual Score, Max Score

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture