Mathematics, 24.04.2020 17:23 juliana211
The weekly amount of money spent on maintenance and repairs by a company was observed, over a long period of time, to be approximately normally distributed with mean $480 and standard deviation $15. How much should be budgeted for weekly repairs and maintenance so that the probability the budgeted amount will be exceeded in a given week is only 0.1? (Round your answer to the nearest cent.)
Answers: 1
Mathematics, 21.06.2019 18:00
Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?
Answers: 1
Mathematics, 21.06.2019 19:30
Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
Mathematics, 21.06.2019 19:30
Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5
Answers: 1
The weekly amount of money spent on maintenance and repairs by a company was observed, over a long p...
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