Question: A credit company randomly selected 50 contested items and recorded the dollar amount being contested. These contested items had sample mean = 95.74 dollars

A credit company randomly selected 50 contested items and recorded the dollar amount being contested. These contested items had sample mean = 95.74 dollars and s = 24.63 dollars. Construct a point estimate for the population mean contested amount, p, and give its 90% error margin.

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