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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Mathematics, 21.06.2019 17:30
33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.
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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...
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