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Mathematics, 21.06.2019 22:10
Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.
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Mathematics, 21.06.2019 22:30
An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount
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Mathematics, 22.06.2019 01:30
Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.
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Evaluate the expression for p = 7. 6p =...
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