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4. A sociologist develops a test to measure attitudes about public transportation, and 27 randomly selected subjects are
Posted: Wed May 11, 2022 6:53 pm
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4. A sociologist develops a test to measure attitudes about public transportation, and 27 randomly selected subjects are given the test. Their mean score is with standard deviation of . Construct the 95% confidence interval (CI) and margin of error (ME) for the mean score of all scores of all subjects. Interpret your results. (4 pts)