Unlock: Student-t Distribution and t-Test
The Student-t distribution as a ratio of a standard Normal and a root-Chi-squared, and the one-sample, two-sample, and paired t-tests it powers: exact null distribution under Normality, Welch correction for unequal variances, and large-sample equivalence to the Wald z-test.
211 Prerequisites0 Mastered0 Working164 Gaps
Prerequisite mastery22%
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