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When testing for a difference between the means of a treatment and a placebo group, the computer display below is obtained. using a 0.05 significance level, is there sufficient evidence to support the claim that the treatment group (variable 1) comes from a population with a mean that is less than the mean for the placebo population (variable 2). describe. State your conclusion.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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