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Author Question: There is frequently a trade-off between increasing either internal validity or external validity in ... (Read 19 times)

itsmyluck

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on: Jul 13, 2018
There is frequently a trade-off between increasing either internal validity or external validity in an experiment. Which of the following may weaken internal validity while strengthening external validity?
 
  a. conducting the experiment in the students' high school rather than a university
  laboratory
  b. testing all participants at 10:00 a.m.
  c. using a standardized set of instructions that are given by a tape recording
  d. testing all participants in the same room

Question 2

The statistical analysis technique used for nonexperimental data analysis in interval and ratio level data is called what?
 
  What will be an ideal response?


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briezy

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

A

Answer to Question 2

multiple regression analysis


itsmyluck

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

xiaomengxian

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Reply 3 on: Yesterday
Excellent

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