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a pharm company investigaged a drug to treat pain. the company examined differences in effectiveness for male vs females. males reported higher pain score m=18

a pharm company investigaged a drug to treat pain. the company examined differences in effectiveness for male vs females. males reported higher pain score m=18 than did females m=15. an independent samples t test (alpha=0.05) resulted in an ontained value of t(8) 1.08 , p = 0.31. what conclusion can they make

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