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If a Researcher Predicts the Experimental Treatment Will Produce an Increase

Question 39

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If a researcher predicts the experimental treatment will produce an increase in an independent-samples t-test Xˉ2\bar{X}_{2} (Xˉ1−Xˉ2<0)\left(\bar{X}_{1}-\bar{X}_{2}<0\right) , how will the alternative hypothesis be stated?

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