Question: Will each of the following increase, decrease, or have no effect on the value of the test statistic for a two-independent-sample t test? (a) The

Will each of the following increase, decrease, or have no effect on the value of the test statistic for a two-independent-sample t test?
(a) The total sample size is increased.
(b) The level of significance is reduced from .05 to .01.
(c) The pooled sample variance is doubled.

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