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a. State the hypothesis and identify the claim b. Find the critical vaules(s) c. Compute the test value. d. Make the decision. e. Summarize the results. Based on the following data showing the numbers of people (in thousands) with and without health insurance, can it be concluded at the 0.01 level of significance that the proportion with or without health insurance is related to the state chosen? With Without Arkansas 522 123 Montana 793 146 North Dakota 553 61 Wyoming 447 70 Solution a. State the hypothesis and identify the claim Ho: the proportion with or without health insurance is not related to the state chosen Ha: the proportion with or without health insurance is related to the state chosen b. Find the critical vaules(s) Given a=0.01, the critical value is Chisquare with 0.99, df=3 is 11.34 (from chisquare table) c. Compute the test value. Chisquare = 21.992 d. Make the decision. Since 21.992 is larger than 11.34, we reject Ho. e. Summarize the results. We can conclude that the proportion with or without health insurance is related to the state chosen .

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- a. State the hypothesis and identify the claim b. Find the critical vaules(s) c. Compute the test value. d. Make the decision. e. Summarize the results. Based on the following data showing the numbers of people (in thousands) with and without health insurance, can it be concluded at the 0.01 level of significance that the proportion with or without health insurance is related to the state chosen? With Without Arkansas 522 123 Montana 793 146 North Dakota 553 61 Wyoming 447 70 Solution a. State the hypothesis and identify the claim Ho: the proportion with or without health insurance is not related to the state chosen Ha: the proportion with or without health insurance is related to the state chosen b. Find the critical vaules(s) Given a=0.01, the critical value is Chisquare with 0.99, df=3 is 11.34 (from chisquare table)
- c. Compute the test value. Chisquare = 21.992 d. Make the decision. Since 21.992 is larger than 11.34, we reject Ho. e. Summarize the results. We can conclude that the proportion with or without health insurance is related to the state chosen

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