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browniels browniels
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6 years ago
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 standard deviation, , of the scores of all subjects.
  A) 17.2 <  < 27.2 B) 17.5 <  < 27.8 C) 16.6 <  < 28.6 D) 16.9 <  < 29.3
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wrote...
6 years ago
This is awesome you took your the time to answer these questions. You have been so helpful.
browniels Author
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6 years ago
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