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Mathematics, 08.04.2020 01:01, tonio638
He XO Group Inc. conducted a survey of brides and grooms married in the United States and found that the average cost of a wedding is (XO Group website, January , ). Assume that the cost of a wedding is normally distributed with a mean of and a standard deviation of . a. What is the probability that a wedding costs less than (to 4 decimals)? b. What is the probability that a wedding costs between and (to 4 decimals)? c. For a wedding to be among the most expensive, how much would it have to cost (to the nearest whole number)?
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He XO Group Inc. conducted a survey of brides and grooms married in the United States and found that...
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