Taress Assume Use 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 randomly selected 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 < 84.7 B) 74.6 < u< 77.8 C) 69.2 < u< 83.2 D) 64.2 < u<88.2

Taress Assume Use 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 randomly selected 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 < 84.7 B) 74.6 < u< 77.8 C) 69.2 < u< 83.2 D) 64.2 < u<88.2

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section: Chapter Questions

Problem 8SGR

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