Mathematics, 31.12.2019 01:31 brodybb9350
Let x denote the time it takes to run a road race. suppose x is approximately normally distributed with a mean of 190 minutes and a standard deviation of 21 minutes. if one runner is selected at random, what is the probability that this runner will complete this road race in less than 188 minutes?
Answers: 1
Mathematics, 21.06.2019 22:00
1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.
Answers: 2
Mathematics, 21.06.2019 22:50
Which best explains why this triangle is or is not a right triangle ?
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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
Let x denote the time it takes to run a road race. suppose x is approximately normally distributed w...
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