4 (06.02 MC) Suppose a candidate is interested in the proportion of the vote her

Question

4 (06.02 MC) Suppose a candidate is interested in the proportion of the vote her opponent will receive. If she samples voters at random and tests hypotheses regarding p, the population proportion, what should she do to reduce her risk of making a Type I error? (4 points) I. Increase the number of voters she will sample to 50 II. Decrease the number of voters she will sample to 10 III. Increase the significance level IV. Decrease the significance level I only II only III only IV only I and III only

Explanation / Answer

4th option

type II error :the hunting officials do not find convincing evidence that a majority of members support the dues increase; when in reality more than 50% of the members do support the increase.

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