An evaluative researcher is studying the impact of mindfulness training in increasing emotional intelligence, using a comparison group design and noticed that his/her study has a higher mean gain of emotional intelligence between the treatment group and the comparison group than another study that too was studying the impact of increasing emotional intelligence using a comparison group design, while using a different scale to measure emotional intelligence. What is necessary to make a meaningful comparison of your study with the other study’s findings, particularly in estimating the practical significance of your study?
a. p value of both the studies
b. effect size of both the studies
c. just the gain score in the emotional intelligence of the treatment groups
d. just the standard deviations of both the studies’ posttest mean scores
Ans: B
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