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Hypothesis Testing for Proportions 3 HT - 13 One Sample Z-Test for Proportion (Large sample test) Two-Sided Test HT - 14 I. Hypothesis One wishes to test whether the percentage of votes for A is different from 30% H o: p = 30% v.s. Ha: p ≠30% HT - 15 What will be the key statistic (evidence) to use for testing the hypothesis about population ...
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