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Author Question: A certain raw score equals 12 and has a percentile rank of 30. The standard deviation is 2.93. What ... (Read 50 times)

audragclark

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on: Jun 20, 2018
A certain raw score equals 12 and has a percentile rank of 30. The standard deviation is 2.93. What is the mean of the distribution?
 
  What will be an ideal response?

Question 2

Failing to reject the null hypothesis when the research hypothesis is true is
 
  A) effect size.
  B) power.
  C) a Type I error.
  D) a Type II error.


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1_Step_At_ATime

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Reply #1 on: Jun 20, 2018
Answer to Question 1

M=13.52

Answer to Question 2

D


audragclark

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Reply #2 on: Jun 20, 2018
Thank you!


1_Step_At_ATime

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Reply #3 on: Jun 20, 2018
Happy to help


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