1. The side effects of a new drug are being tested against a placebo. A simple...
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1. The side effects of a new drug are being tested against a placebo. A simple random sample of 565 patients yields the results below. At a significance level of a = 0.10, is there enough evidence to conclude that the treatment is independent of the side effect of nausea? %3D Result Drug Placebo Total Nausea 36 13 49 No nausea 254 262 516 Total 290 275 565 a. The null hypothesis Ho: (2 points) b. The alternative hypothesis Ha: (2 points) c. The level of significance a = (2 points) d. The degrees of freedom: (2 points) The test statistic: (4 items x 4 points) f. е. The critical value: (2 points) g. Decision: (4 points) 1. The side effects of a new drug are being tested against a placebo. A simple random sample of 565 patients yields the results below. At a significance level of a = 0.10, is there enough evidence to conclude that the treatment is independent of the side effect of nausea? %3D Result Drug Placebo Total Nausea 36 13 49 No nausea 254 262 516 Total 290 275 565 a. The null hypothesis Ho: (2 points) b. The alternative hypothesis Ha: (2 points) c. The level of significance a = (2 points) d. The degrees of freedom: (2 points) The test statistic: (4 items x 4 points) f. е. The critical value: (2 points) g. Decision: (4 points)
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Statistics for Management and Economics Abbreviated
ISBN: 978-1285869643
10th Edition
Authors: Gerald Keller
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