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categoryإحصاء schoolبكالوريوس event_available2026-07-15

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14. DETAILS DEVORESTAT9 14.E.037. MY NOTES ASK YOUR TEACHER An article reports that among 31 randomly selected candidates for political office who came from families with four children, 12 were firstborn, 11 were middleborn, and 8 were lastborn. Use this data to test the null hypothesis that a political candidate from such a family is equally likely to be in any one of the four ordinal positions. (Use α = 0.05.) Calculate the test statistic. (Round your answer to two decimal places.) x²- What can be said about the P-value for the test? OP-value < 0.005 O 0.005 < P-value < 0.01 O 0.01 < P-value < 0.025 0.025 P-value < 0.05 0.05 < P-value < 0.10 OP-value>0.10 State the conclusion in the problem context. Reject Ho. There is evidence that a candidate from such a family is more likely to be in one ordinal position than another. ◇ Fail to reject Ho. There is evidence that a candidate from such a family is more likely to be in one ordinal position than another. ◇ Fail to reject Ho. There is no evidence that a candidate from such a family is more likely to be in one ordinal position than another. Reject Ho. There is no evidence that a candidate from such a family is more likely to be in one ordinal position than another. You may need to use the appropriate table in the Appendix of Tables to answer this question.

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