Question: 15 1 point Which of the following will decrease the width of a confidence interval for the proportion? 1. Increasing the confidence level 11. Increasing

15 1 point Which of the following will decrease the width of a confidence interval for the proportion? 1. Increasing the confidence level 11. Increasing the sample size Ill. Decreasing the confidence level IV. Decreasing the sample size O I only O II only O Il and Ill O Ill and IV O I and IV Previous

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