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(1 point) A sample of 194 was selected from a large population. 47% of the sample had a characteristic of interest, and the confidence interval

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(1 point) A sample of 194 was selected from a large population. 47% of the sample had a characteristic of interest, and the confidence interval estimate for the proportion of the population with the characteristic was found to be (0.39224188, 0.54775812). What za was used to create this interval estimate? Round to two decimal places. What is the confidence level for this estimate? %

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