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You have just conducted a clinical trial for a new antihypertensive drug. One group received the drug, and the other group received a placebo. You
You have just conducted a clinical trial for a new antihypertensive drug. One group received the drug, and the other group received a placebo. You computed a t-test and found a significant difference at the .001 probability level in favor of the drug group. What does this statistic mean and what does it not mean?
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