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Author Question: Which of the following researchers outlined threats to internal validity many years ago? a. ... (Read 65 times)

pepyto

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on: Jul 13, 2018
Which of the following researchers outlined threats to internal validity many years ago?
 
  a. Shadish, Cook, and Campbell
  b. Campbell and Stanly
  c. Stanly and Cook
  d. Shadish and Stanly

Question 2

Student rankings in a class is an example of a(n) scale.
 
  a. ordinal
  b. nominal
  c. ratio
  d. interval


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gasdhashg

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

B

Answer to Question 2

A


pepyto

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

xthemafja

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Reply 3 on: Yesterday
Wow, this really help

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