ADMS 2320 Study Guide - Final Guide: Null Hypothesis, Confidence Interval, Interval Estimation
17 Jun 2013
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In the following multiple-choice questions, please circle the correct answer. 1 two random samples from two normal populations produced the following results: Questions 77 and 78 are based on the following information: In random samples of 40 from each of two normal populations, the following statistics were. Test at the 5% significance level to determine whether we can infer that the two population means differ. Estimate with 95% confidence the difference between the two population means. 5 two random samples from two normal populations produced the following statistics: Questions 80 and 81 are based on the following information: Inference about comparing two populations 229 we found the following statistics: 140: what conclusion can we draw at the 10% significance level? z. Questions 82 and 83 are based on the following information: Test the following hypotheses at the 5% level of significance. Estimate with 95% confidence the difference between the two population means. t t< -
