Question: (What best describes the question bellow) Question 1: Two 95% mean confidence intervals indicate a difference between means at less than the alpha = .01

(What best describes the question bellow)

Question 1: Two 95% mean confidence intervals indicate a difference between means at less than the alpha = .01 level when:

-The endpoints do not touch

-The endpoints just barely overlap

-The endpoints overlap by about 25% of their range

-We cannot use single mean confidence intervals to determine differences.

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