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Problem 5

 

Education majors are the group of students with the lowest quantitative reasoning scores on the GRE; Engineering majors have the highest quantitative reasoning scores.  A large sample confidence interval between quantitative GRE scores for engineering majors and education majors was created.  The result was as follows :

113.99 < μeng - μedu < 260.01.  Is there a significant difference?

 

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