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Author Question: A researcher obtains t(20) = 2.00 and MD = 9 for a repeated-measures study. If the researcher ... (Read 114 times)

rosent76

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on: Jun 20, 2018
A researcher obtains t(20) = 2.00 and MD = 9 for a repeated-measures study. If the researcher measures effect size using the percentage of variance accounted for, what value will be obtained for r2?
 
  a. 9/20 c. 4/13
  b. 9/29 d. 4/24

Question 2

For a repeated-measures study comparing two treatment conditions, a researcher obtains Cohen's d = 0.50 for a sample of n = 4 scores with a variance of s2= 16 . What is the value of the sample mean?
 
  a. MD = 2 c. MD = 8
  b. MD = 4 d. MD = 16


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nikmaaacs

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

D

Answer to Question 2

A


rosent76

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Reply 2 on: Jun 20, 2018
Gracias!

alexanderhamilton

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Reply 3 on: Yesterday
Wow, this really help

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