Two "random" quarter-circles is generated as follows. First one randomly, uniformly choose a cutoff point on the interval [0,2]. Based on this cutoff point, we draw two quarter circles centered the two edges as indicated below. Let A be the sum of the areas of two quarter circles. (a) Find the range of A. (b) Find the expected value of A. (c) Find the probability that the total area is less than 3T 4. 0 2

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A: solution

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A: Given : Margin of error: ME = 0.02

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Q: answer in each bullet) 200 or more Less than 100 Between 100 and 200

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Q: A physicist claims that the average wind speed in a certain city is 8 miles per hour. A sample of 33…

A: Given information: n=33x=7.9μ=8s=0.6α=0.10

Q: A physicist claims that the average wind speed in a certain city is 8 miles per hour. A sample of 33…

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Q: Exercise Suppose that X is a continuous random variable whose probability density function is given…

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A: Givenx=41.3Mean(x)=41.4standard deviation(s)=6.8

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