Mind on Statistics Test Bank
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چکیده
1. Which statement is not true about hypothesis tests? A. Hypothesis tests are only valid when the sample is representative of the population for the question of interest. B. Hypotheses are statements about the population represented by the samples. C. Hypotheses are statements about the sample (or samples) from the population. D. Conclusions are statements about the population represented by the samples. KEY: C
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Mind on Statistics Test Bank
2. Which one of the following choices describes a problem for which an analysis of variance would be appropriate? A. Comparing the proportion of successes for three different treatments of anxiety. Each treatment is tried on 100 patients. B. Analyzing the relationship between high school GPA and college GPA. C. Comparing the mean birth weights of newborn babies for three different racial groups...
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تاریخ انتشار 2012