Answered: Among 70 school children set up an… | bartleby

College Algebra (MindTap Course List)

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?

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Question

Among 70 school children set up an experiment in which you test that sex of the child and
handedness are independent. What is null and alternative hypothesis? What is the p
value? Do you reject the null hypothesis? What is the type 1 error?
Вoys
Girls
Total
Left handed
6
12
18
Right handed
28
52
Total
34
36
70
24

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What is meant by the sample space of an experiment?
In a recent poll, 810 adults were asked to identify their favorite seat when they fly, and 495 of them chose a window seat. Use a 0.01 significance level to test the claim that the majority of adults prefer window seats when they fly. Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Which of the following is the hypothesis test to be conducted? A. H0: p>0.5 H1: p=0.5 B. H0: p≠0.5 H1: p=0.5 C. H0: p=0.5 H1: p>0.5 D. H0: p<0.5 H1: p=0.5 E. H0: p=0.5 H1: p≠0.5 F. H0: p=0.5 H1: p<0.5 What is the test statistic? z= (Round to two decimal places as needed.) What is the P-value? P-value= (Round to four decimal places as needed.) What is the conclusion about the null hypothesis? A. Reject the null hypothesis in favor of the alternative hypothesis because the p-value is greater than…
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