Dr.Jameson wanted to know if IQ scores differed between male and female participants in his study.He gave 28 participants an IQ test and then compared IQ scores for gender differences.He hypothesized that there would be a statistically significant gender difference in IQ scores.Contrary to Dr.Jameson's hypothesis, there were no differences in IQ scores between men and women in his study.Based on the information provided, does this study meet the assumption of normality? Why or why not?
A) Yes; it is normally distributed because the sample size is large.
B) No; it is not normally distributed because the small sample size is small.
C) We do not know whether it is normally distributed, and the sample size is not at least 30 participants.
D) Yes; the population is likely to be normally distributed because the sample size is less than 30.

Question

Quizplus · Accepted Answer

We do not know whether the IQ scores are normally distributed because the normality assumption requires a sample size of at least 30 participants, and the sample size in this study is only 28. Therefore, we cannot make assumptions about the shape of the distribution of IQ scores in the population.

DrJameson Wanted to Know If IQ Scores Differed Between Male