A company's trainees are randomly assigned to groups which are taught a certain industrial inspection procedure by three different methods : At the end of the instructing period they are tested for inspection performance quality. The following are their scores. Method A: 80, 83, 79, 85, 90, 68 Method B: 82, 84, 60, 72, 86, 67, 91 Method C: 93, 65, 77, 78, 88. Use the H test to determine at the 0-05 level of significance whether the three methods are equally effective.

A company's trainees are randomly assigned to groups which are taught a certain industrial inspection procedure by three different methods : At the end of the instructing period they are tested for inspection performance quality. The following are their scores. Method A: 80, 83, 79, 85, 90, 68 Method B: 82, 84, 60, 72, 86, 67, 91 Method C: 93, 65, 77, 78, 88. Use the H test to determine at the 0-05 level of significance whether the three methods are equally effective.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 6E

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