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StatisticsQ&A LibraryTaressAssumeUse the given degree of confidence and sample data to construct a confidence interval for the population mean u..that the population has a normal distribution.6)6) A sociologist develops a test to measure attitudes about public transportation, and 27 randomlyselected subjects are given the test. Their mean score is 76.2 and their standard deviation is 21.4.Construct the 95% confidence interval for the mean score of all such subjects.A) 67.7 < u < 84.7B) 74.6 < u< 77.8C) 69.2 < u< 83.2D) 64.2 < uQuestion

Asked Nov 7, 2019

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Please help me with this problem

Step 1

Given data

Sample size(n) = 27

Sample mean = 76.2

Population standard deviatio...

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