In a changing-criterion design, to demonstrate treatment effectiveness the target behavior must do which of the following?
a. attain statistical significance
b. show successive changes with changing criteria
c. return to baseline within two weeks of the end of treatment
d. remain constant through all treatment conditions
Question 2
The p value associated with a F ratio in the analysis of variance tells us whether there is a significant difference in performance across all of our groups of participants; however, if there are 3 or more groups it does NOT tell us
a. which specific group(s) performed significantly better or worse.
b. whether that difference between any two of the means is statistically significant.
c. Both A and B are correct
d. Neither A nor B is correct.
Summary of greenhouse experimental design and results
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