Mathematics, 02.08.2019 20:00 iva60

The mean price of new homes from a sample of housed is $155,000, with a standard deviation of $15,000. calculate the z-scores to determine if the following house prices are unusual. round up each z-score to two decimals; write yes or no to the right of each z-score to indicate if it’s usual or unusual. (a) $200,000 (b) $55,000 (c) $175,000 (d) $122,000

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The mean price of new homes from a sample of housed is $155,000, with a standard deviation of $15,00...