Mathematics, 20.12.2019 03:31 ineedhelp2285
Among all monthly bills from a certain credit card company, the mean amount billed was $465 and the standard deviation was $300. in addition, for 15% of the bills, the amount billed was greater than $1000. a sample of 900 bills is drawn. what is the probability that the average amount billed on the sample bills is greater than $500? (round the final answer to four decimal places.)
Answers: 2
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Among all monthly bills from a certain credit card company, the mean amount billed was $465 and the...
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