A manufacturer of apple phone charges claims that only 4% of his production is defective.  In a random sample of 120 items, the defect rate is 4.99%. At the 1% level of significance, test the manager's claim iv. State the conclusion of this test. Give a reason for your answer.

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
icon
Related questions
Question

A manufacturer of apple phone charges claims that only 4% of his production is defective.  In a random sample of 120 items, the defect rate is 4.99%. At the 1% level of significance, test the manager's claim

iv. State the conclusion of this test. Give a reason for your answer.  

Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Recommended textbooks for you
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning