MATH 533 Week 5 Quiz..

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Contributor

Mike Mentzer

Category

Mathematices

Course

MATH 533 Applied Managerial Statistics

Institute

DeVry

Pages

9

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In a hypothesis test, the test statistic computed from the sample data is considered extreme highly unlikely to occur due to chance A test of the hypotheses, H0: p = 0.18 and H1: p ≠ 0.18 is a _ two-tailed test An analyst tested the null hypothesis µ ≥ 30 against the alternative hypothesis that µ < 30. T a > 0.07 The dean of a business school claims that the average starting salary of its graduates is mor H0: μ = 85 and Ha: μ > 85 The dean of a business school claims that the average starting salary of its graduates is mor 1.65 If the calculated test statistic falls in the rejection region, the statistical action is to reject the null hypothesis A researcher is testing a hypothesis of a single mean. The critical z value for = .05 and a two reject Use the information given and the eight-step approach to test the hypotheses. Let α = .01. 3.21 reject the null hypothesis According to one survey taken a few years ago, 32% of American households have attempte -1.22 Fail to reject the null hypothesis A

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