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IQ tests were administered to 31 seventh-grade girls and 47 seventh-grade boys in a Midwest school district. The following is the output from an analysis

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IQ tests were administered to 31 seventh-grade girls and 47 seventh-grade boys in a Midwest school district. The following is the output from an analysis of the data. Oneway Analysis of IQ By Sex 140- 130- ... 120- 110- 100- . . . . . ... ... 90- 80- .. .. 70 M Sex t Test M-F Assuming unequal variances Difference 5.119 t Ratio 1.643877 Std Err Dif 3.114 DF 56.93171 Upper CL Dif 11.354 Prob > It/ 0.1057 Lower CL Dif -1.117 Prob > t 0.0529 Confidence 0.95 Prob

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