Hypothesis Testing for a Difference Between Two Proportions
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Hypothesis Testing for a Difference Between Two Proportions
Hypothesis testing to identify a difference between two proportions can be done by following several steps. See these steps outlined in an example of stating the hypothesis, finding and calculating critical and test values, and summarizing the results.
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In the context of a hypothesis test for two proportions, which of the following statements about the pooled sample proportion are true? Explain why:- It estimates the common value of p1 and p2 under the assumption of equal proportions.- It is obtained by averaging the two sample proportions p1 and p2.- It is equal to the proportion of successes in both samples combined.
In the context of a hypothesis test for two proportions, which of the following statements about the pooled sample proportion are true? Explain why:- It estimates the common value of p1 and p2 under the assumption of equal proportions.- It is obtained by averaging the two sample proportions p1 and p2.- It is equal to the proportion of successes in both samples combined.
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In the context of a hypothesis test for two proportions, which of the following statements about the pooled sample proportion are true? Explain why:- It estimates the common value of p1 and p2 under the assumption of equal proportions.- It is obtained by averaging the two sample proportions p1 and p2.- It is equal to the proportion of successes in both samples combined.
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