Mathematics, 05.02.2020 05:52, ccarwile01
Suppose a car manufacturer believes its windscreen wipers will last on average for three years on their cars if driven by a typical driver in the province. moreover, the manufacturer believes the lifetime of the wipers under such conditions is normally distributed with a standard deviation of two years. find the probability that, if on a car driven by a typical driver, a windscreen wiper lasts for a time that is not within 1.7 years of the mean lifetime.
the probability is: ?
Answers: 2
Mathematics, 21.06.2019 22:00, amandajennings01
22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!
Answers: 1
Mathematics, 21.06.2019 23:40, ozzypurple05
For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =
Answers: 2
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