MATH 3339 EXAM 3 - Print Test 12:36 PM PRINTABLE VERSION Test 3(Session 3 You scored 24 out of 36 Question 1 Your answer is CORRECT A random sample of

MATH 3339 EXAM 3 - Print Test 12:36 PM PRINTABLE VERSION...

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7/27/16, 12 : 36 PM Print Test Page 1 of 5 PRINTABLE VERSION Test 3 (Session 3) You scored 24 out of 36 Question 1Your answer is CORRECT.A random sample of 100 observations produced a mean value of 77 and standard deviation of 5.5. The90% confidence interval for the population mean μis between a) 76.095 and 77.905b) 75.595 and 78.405c) 76.595 and 77.405d) 74.095 and 78.905e) 75.922 and 78.078 Question 2Your answer is INCORRECT.A random sample of 100 observations produced a sample proportion of 0.25. An approximate 95%confidence interval for the population proportion pis between Question 3Your answer is INCORRECT.
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7/27/16, 12 : 36 PM Print Test Page 2 of 5 Which of the following statements are nottrue in developing a confidence interval for the populationmean?
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