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As the sample size increases, the spread (dispersion) of the t-distribution Select one: a. increases. b....

As the sample size increases, the spread (dispersion) of the t-distribution Select one: a. increases. b. remains the same. c. none of these. d. decreases.

If a null hypothesis is rejected at a significance level of .05, it ______ be rejected at a significance level of .01. Select one: a. may b. will always c. will never

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