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A real estate agent believes that the mean home price in the northern part of a county is higher than the mean price in

A real estate agent believes that the mean home price in the northern part of a county is higher than the mean price in the southern part of the county and would like to test the claim. A simple random sample of housing prices is taken from each region. The results are shown below. Mean Variance Southern Northern 155.056 168.889 345.938 560.928 Observations 18 18 Pooled Variance Hypothesized Mean Difference 453.433 0 df t Stat 34 1.949 = p Ex: 1.234 P(T

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