[Steps Shown] Research results suggest that IQ scores for boys are more variable than IQ scores for girls. (Arden Plomin, 2006). A typical study looking
Question: Research results suggest that IQ scores for boys are more variable than IQ scores for girls. (Arden & Plomin, 2006). A typical study looking at 10-year-old children classifies participants by gender and by low, average, or high IQ. Following are hypothetical data representing the research results. Do the data indicate a significant difference between the frequency distributions for males and females? Test at the .05 level of significance and describe the difference.
Low IQ Average High
|
18
42
20
12 54 14 |
Boys 80
Girls 80
n=160
Deliverable: Word Document 
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