The data set in the accompanying table contains last months

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The data set in the accompanying table contains last month's credit card purchases of 100 customers randomly chosen from a segment of a major credit card issuer. The marketing department is considering a special offer for customers who spend more than $1,000 per month on their card. From these data construct a 90% confidence interval for the proportion of customers in this segment who will qualify.

Reference no: EM13633677

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