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Hypothesis Test Problem E: Part 2 of 2. Various studies have shown that approximately l0% of individuals in developed countries are left handed, but that

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Hypothesis Test Problem E: Part 2 of 2. Various studies have shown that approximately l0% of individuals in developed countries are left handed, but that there is a 2% difference between the genders, with the percentage of males who are left handers being about 2% higher than the corresponding percentage of females. A study is concluded to see if this pattern holds in other parts of the world. A random sample of 150 male and 200 female Amazon natives is obtained and the proportions of left handers in each gender compared. If 18 of the males and 20 of the females are left handed, conduct an hypothesis test on whether or not pm\": Prams: for the Amazon native population equals the value for the developed world. Specifically, answer the following: {i} To four decimal places, the observed value of the standardized test statistic is [I] {2] To four decimal places, the prvalue is C] {3] Does the test reject the null hypothesis at the 0.1 level? 0 A. No B. 'r'es

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