You are interested in the effectiveness of two different treatments in increasing thenumber of socially appropriate comments. You want to compare Treatment 1 andTreatment 2. You realize that the people enrolled in Treatment 1 and Treatment 2 havethe same average posttreatment scores (average = 5 socially appropriate commentsper session). Based on this histogram, what can you learn about the amount ofvariability in how effective these two treatments are?Frequency (# people)1098O0P12 34 5 6 7 8 9 10Number of socially appropriate commentsTreatment 1Treatment 2O Treatment 2 is more consistently effective across individuals (that is, a smaller SD).Treatment 1 is more consistently effective across individuals (that is, a smaller SD).Treatment 1 is more consistently effective across individuals (that is, a larger SD).Treatment 2 is more consistently effective across individuals (that is, a larger SD).

The efficacy of Treatments 1 and 2 is compared in this study. Increase the number of socially…

You are interested in the effectiveness of two different treatments in increasing the number of socially appropriate comments. You want to compare Treatment 1 and Treatment 2. You realize that the people enrolled in Treatment 1 and Treatment 2 have the same average posttreatment scores (average = 5 socially appropriate comments per session). Based on this histogram, what can you learn about the amount of variability in how effective these two treatments are?

You are interested in the effectiveness of two different treatments in increasing the number of socially appropriate comments. You want to compare Treatment 1 and Treatment 2. You realize that the people enrolled in Treatment 1 and Treatment 2 have the same average posttreatment scores (average = 5 socially appropriate comments per session). Based on this histogram, what can you learn about the amount of variability in how effective these two treatments are?