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Author Question: If a lot of time passes between the presentation of each of the levels of your independent ... (Read 21 times)

Metfan725

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on: Jun 19, 2018
If a lot of time passes between the presentation of each of the levels of your independent variables, you should be concerned with history as a threat to ___________________ _ validity
 
  Fill in the blank(s) with correct word

Question 2

Generally, random variables improve the ___________________ _ of an experiment and allow it to be generalized to other people, settings and times.
 
  Fill in the blank(s) with correct word


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bhavsar

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Reply #1 on: Jun 19, 2018
Answer to Question 1

internal

Answer to Question 2

external validity


Metfan725

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Reply 2 on: Jun 19, 2018
Thanks for the timely response, appreciate it

tkempin

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Reply 3 on: Yesterday
Excellent

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