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Author Question: An interrupted time series design lacks a. manipulation of an independent variable b. ... (Read 81 times)

Zoey63294

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on: Jun 20, 2018
An interrupted time series design lacks
 
  a. manipulation of an independent variable
  b. statistical control over many extraneous variables
  c. a control group
  d. external validity

Question 2

A single group of subjects is measured on a certain variable at periodic intervals and the experimental treatment is administered between two of these intervals. This is an example of the ______ design.
 
  a. repeated treatment
  b. regression discontinuity
  c. delayed control group
  d. interrupted time series


deja

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Reply #1 on: Jun 20, 2018
Answer to Question 1

c

Answer to Question 2

d


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