Mathematics, 02.11.2020 17:00 Wemaybewrong
The operation manager at a tire manufacturing company believes that the mean mileage of a tire is
48,637 miles, with a variance of
11,282,880.
What is the probability that the sample mean would differ from the population mean by greater than 778 miles in a sample of 143 tires if the
manager is correct? Round your answer to four decimal places.
Answers: 3
Mathematics, 20.06.2019 18:04
In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ab=9, and ac=12, find hc.
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Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?
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Mathematics, 21.06.2019 23:00
1. an economy consists of three workers: larry, moe, and curly. each works 10 hours a day and can produce two services: mowing lawns and washing cars. in an hour, larry can either mow one lawn or wash one car; moe can either mow one lawn or wash two cars; and curly can either mow two lawns or wash one car. a. calculate how much of each service is produced under the following circumstances: a. all three spend all their time mowing lawns. b. all three spend all their time washing cars. c. all three spend half their time on each activity d. larry spends half of his time on each activity, while moe only washes cars and curly only mows lawns b. using your answers to part a, draw a production possibilities frontier and label points a, b, c, and d on your graph. explain why the production possibilities frontier has the shape it does. c. are any of the allocations calculated in part a inefficient? explain.
Answers: 3
The operation manager at a tire manufacturing company believes that the mean mileage of a tire is
4...
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