Researchers recruited undergraduate seniors from two universities to see if there was a difference in age. Participants

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Researchers recruited undergraduate seniors from two universities to see if there was a difference in age. Participants were asked their age and the data were as summarized in the following table: Sample Size Sample Mean Sample SD Class A Age 24 21.08 1.18 Class B Age 1820.11 1.32 Suppose the data instead turned out like this: Sample Size Sample Mean Sample SD Class A Age 24 20.221.18 Class B Age 18 20.11 1.32 What would be the primary change to the confidence interval? The midpoint would be smaller The confidence interval wouldn't change. The width would be narrower . The width would be longer. The midpoint would be larger

Posted Date: May 17, 2024 08:00 PM

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Researchers recruited undergraduate seniors from two universities to see if there was a difference in age. Participants

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