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Author Question: To guard against most threats to internal validity in the classical experiment the researcher ... (Read 95 times)

PhilipSeeMore

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To guard against most threats to internal validity in the classical experiment the researcher should:
 
  a. focus upon external validity
  b. focus upon generalizability
  c. use random assignment
  d. put subjects only in experimental groups

Question 2

The statement, there are no simple formulas for designing an experimental or quasi-experimental study suggests:
 
  a. that there is an infinite variety of ways to design a study
  b. that there is a finite variety of ways to design a study
  c. that the one constant is the use of randomization in experiments
  d. experiments and quasi-experiments should be used only as a last resort



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meganlapinski

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Answer to Question 1

c

Answer to Question 2

a




PhilipSeeMore

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Reply 2 on: Aug 13, 2018
YES! Correct, THANKS for helping me on my review


rleezy04

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Reply 3 on: Yesterday
Excellent

 

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