Mathematics, 12.03.2020 01:58 haileyvaldiviez5208
For a continuous random variable X, P(28 ≤ X ≤ 68) = 0.20 and P(X > 68) = 0.11. Calculate the following probabilities. (Leave no cells blank - be certain to enter "0" wherever required. Round your answers to 2 decimal places.) a. P(X < 68) b. P(X < 28) c. P(X = 68) The arrival time of an elevator in a 12-story dormitory is equally likely at any time range during the next 5.8 minutes. a. Calculate the expected arrival time. (Round your answer to 2 decimal place.) Expected arrival time b. What is the probability that an elevator arrives in less than 3.9 minutes? (Round intermediate calculations to 4 decimal places and final answer to 3 decimal places.) Probability c. What is the probability that the wait for an elevator is more than 3.9 minutes? (Round intermediate calculations to 4 decimal places and final answer to 3 decimal places.) Probability
Answers: 3
Mathematics, 21.06.2019 18:50, millernicholas622
The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x
Answers: 1
Mathematics, 21.06.2019 20:00, aliahauyon20
The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.
Answers: 3
For a continuous random variable X, P(28 ≤ X ≤ 68) = 0.20 and P(X > 68) = 0.11. Calculate the fol...
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