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Author Question: What are the two essential features of true experimental designs? a. Dependent and attribute ... (Read 76 times)

jasdeep_brar

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on: Jun 20, 2018
What are the two essential features of true experimental designs?
 
  a. Dependent and attribute variables
  b. Manipulation and random assignment
  c. Blinding and counterbalancing
  d. Theory and matching
  e. Pretest and posttest

Question 2

Which of the following would be most helpful to estimate the amount of error in an individual's test score?
 
  a. Coefficient alpha c. Coefficient of stability
  b. KR 20 d. Standard error of measurement


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asware1

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

B

Answer to Question 2

D


jasdeep_brar

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Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)

daiying98

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Reply 3 on: Yesterday
Wow, this really help

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