Mathematics, 04.06.2020 13:04, helloitschump0vfdz

A group of 10 customers of a particular credit-card company were surveyed about the interest rate charged on their card. The average response was a monthly interest rate of 12%, with a standard deviation of 4.8.
What is the margin of error? Round to the nearest tenth.

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A group of 10 customers of a particular credit-card company were surveyed about the interest rate ch...