Question: Let n = 100, X1 = 40, n2 = 100, and X2 = 20. Complete parts (a) and (b) below. a. At the 0.10 level

Let n = 100, X1 = 40, n2 = 100, and X2 = 20.

Let n = 100, X1 = 40, n2 = 100, and X2 = 20. Complete parts (a) and (b) below. a. At the 0.10 level of significance, is there evidence of a significant difference between the two population proportions? Determine the null and alternative hypotheses. Choose the correct answer below. . 2 2 , 12 Calculate the test statistic, ZSTAT, based on the difference P1 - P2 The test statistic, ZSTAT, is Type an integer or a decimal. Round to two decimal places as needed.) Calculate the p-value. The p-value is Type an integer or a decimal. Round to three decimal places as needed.) Determine a conclusion. Choose the correct answer below. the null hypothesis. There is evidence to support the claim that there is a significant difference between the two population proportions. b. Construct a 90% confidence interval estimate of the difference between the two population proportions. Sayans (Type integers or decimals. Round to four decimal places as needed.)

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