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Problem 5
9.1 Z-Interval to Compare Two Population Means: Independent Samples
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?