A research done by a graduating student reports that the average score of University students in statistics course is less than 80. To test this claim, a random sample of 10 students was taken and their scores in the course are recorded as: 65,70, 80, 85, 60, 90, 80, 75, 85, 90. What is the computed test statistic?

A research done by a graduating student reports that the average score of University students in statistics course is less than 80. To test this claim, a random sample of 10 students was taken and their scores in the course are recorded as: 65,70, 80, 85, 60, 90, 80, 75, 85, 90. What is the computed test statistic?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 8CR

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