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Author Question: A golfer would like to test the hypothesis that the variance of his golf score equals 10.0. A ... (Read 115 times)

D2AR0N

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on: Jun 24, 2018
A golfer would like to test the hypothesis that the variance of his golf score equals 10.0.
 
  A random sample of 28 rounds of golf had a sample standard deviation of 3.5. The test statistic for this hypothesis test would be ________.
  A) 12.57
  B) 33.08
  C) 40.75
  D) 46.23

Question 2

According to the IRS, the average refund in the last tax year was 2,974. Assuming that the standard deviation for these refunds was 812, the standard error of the mean for a random sample of 60 tax returns is __________.
 
  A) 72.55
  B) 104.83
  C) 127.10
  D) 141.38


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momo1250

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Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

B


D2AR0N

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Reply 2 on: Jun 24, 2018
Gracias!

xiaomengxian

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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