Advanced Placement (AP), 11.03.2021 20:40 PONBallfordM89

A survey is conducted in two cities. In Detroit, a sample of 48 people finds that they have an average age of 38.5 years with a standard deviation of 10.3 years. In Phoenix, a sample of 55 people finding average age of 43.7 with a standard deviation of 12.1 years. Find the mean Is there a deviation of the sample distribution

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A survey is conducted in two cities. In Detroit, a sample of 48 people finds that they have an avera...