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Author Question: For a normal curve, if the mean is 25 minutes and the standard deviation is 5 minutes, the area to ... (Read 278 times)

melly21297

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on: Jul 24, 2018
For a normal curve, if the mean is 25 minutes and the standard deviation is 5 minutes, the area to the left of 10 minutes is about 0.50.
  Indicate whether the statement is true or false

Question 2

A Type II error is committed when we:
 a. reject a true null hypothesis
  b. reject a false null hypothesis
  c. don't reject a true null hypothesis
  d. don't reject a false null hypothesis
  e. do none of these


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moormoney

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

F

Answer to Question 2

D


melly21297

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Reply #2 on: Jul 24, 2018
Thank you!


moormoney

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Reply #3 on: Jul 24, 2018
Always glad to help...


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