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Title: The advantage of including two treatment groups receiving the treatment at different times in a repl Post by: Bisla on Mar 7, 2015 The advantage of including two treatment groups receiving the treatment at different times in a replicated interrupted time series design is that
a. the control group is not necessary. b. the effect of a possible history threat to internal validity is more apparent. c. you avoid have to engage in pretest-posttest measurements. d. you can use counterbalancing to avoid maturation problems. Title: Re: The advantage of including two treatment groups receiving the treatment at different times in a Post by: sulmaeater on Mar 9, 2015 Content hidden
Title: Re: The advantage of including two treatment groups receiving the treatment at different times in a repl Post by: Bisla on Mar 14, 2015 Very good, appreciate the help.
Title: Re: The advantage of including two treatment groups receiving the treatment at different times in a repl Post by: sulmaeater on Mar 14, 2015 You're welcome :)
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