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Author Question: Which will NOT help control for extraneous variables? a) using a control group b) randomization ... (Read 91 times)

fnuegbu

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on: Jul 13, 2018
Which will NOT help control for extraneous variables?
 
  a) using a control group
  b) randomization
  c) matching of subjects
  d) using homogenous groups

Question 2

What is the most serious threat to internal validity in nonequivalent control group design?
 
  a) selection
  b) maturation
  c) mortality
  d) testing


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prumorgan

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Reply #1 on: Jul 13, 2018
Answer to Question 1

a

Answer to Question 2

a


fnuegbu

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Reply 2 on: Jul 13, 2018
Gracias!

komodo7

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Reply 3 on: Yesterday
Wow, this really help

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