Question: 4 5 points We are formulating a 90% confidence interval for P, the proportion of our customers who have one of our branded credit cards.

4 5 points We are formulating a 90% confidence interval for P, the proportion of our customers who have one of our branded credit cards. In our random sample of n = 100 observations, we observe that 50 of our sampled customers have one of our branded credit cards. Which of the following confidence intervals would be the proper one? O 0.4020
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