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Author Question: The mean of the sample means and the standard deviation of 50 samples of size 5 taken from a ... (Read 61 times)

anjilletteb

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on: Jul 24, 2018
The mean of the sample means and the standard deviation of 50 samples of size 5 taken from a production process under control are found to be 300 and 25, respectively. The lower control limit for the x chart is located at:
 a. 333.54
  b. 289.39
  c. 310.61
  d. 266.46
  e. 342.88

Question 2

Which of the following is not a property of the F distribution?
 a. F-distributions are nonsymmetrical.
  b. F-distributions have (n - 1) degrees of freedom.
  c. F can assume only positive values.
  d. There are many F-distributions and each has a different shape.
  e. F-distributions are nonsymmetrical and F can assume only positive values.


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Melissahxx

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

B

Answer to Question 2

B


anjilletteb

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Reply 2 on: Jul 24, 2018
Excellent

fatboyy09

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Reply 3 on: Yesterday
:D TYSM

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