which of the following is the test statistic that will be used to test the accuracy of the supplier's discourse at the significance level of 0.1 under the assumption that the distribution of the mass is normal?

which of the following is the test statistic that will be used to test the accuracy of the supplier's discourse at the significance level of 0.1 under the assumption that the distribution of the mass is normal?

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 7E: List the sample space of each experiment. Selecting a letter of the alphabet

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Question

A supplier says that the length of a component it produces is on average 20 cm. In order to test the accuracy of this discourse, 6 pieces of the products sent by the supplier were randomly selected and their lengths were measured (data: 19,2; 18,4; 19,8; 20,2; 20,4; 19). According to these measurements, which of the following is the test statistic that will be used to test the accuracy of the supplier's discourse at the significance level of 0.1 under the assumption that the distribution of the mass is normal?
Answer options group

A) -5.84

B) -2.55

C)-1.60

D)- 3,40

Expert Solution