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We collected a sample of the prices of new homes. The mean of our sample is $155,000, with a standard deviation of $15,000. Calculate the
We collected a sample of the prices of new homes. The mean of our sample is $155,000, with a standard deviation of $15,000. Calculate the z-scores of each of the given prices. Determine if the they are usual or unusual. Round up each z-score to two decimals.
(a) $200, 000
(b) $55,000
(c) $175,000
(d) $122,000
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