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(b) Find P(Y ≥ 8). (Round your answer to four decimal places.) Find P(X ≤ 5, Y ≤ 7). (Round your answer to four decimal places.)

(b) Find P(Y ≥ 8). (Round your answer to four decimal places.) Find P(X ≤ 5, Y ≤ 7). (Round your answer to four decimal places.)

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Suppose X and Y are random variables with the given joint density function. 0.1e-(0.5x+0.2y) if x ≥ 0, y 20 otherwise f(x, y) = (a) Is f a joint density function? Yes (b) No Find P(Y≥ 8). (Round your answer to four decimal places.) Find P(X ≤ 5, Y ≤ 7). (Round your answer to four decimal places.)
Transcribed Image Text:Suppose X and Y are random variables with the given joint density function. 0.1e-(0.5x+0.2y) if x ≥ 0, y 20 otherwise f(x, y) = (a) Is f a joint density function? Yes (b) No Find P(Y≥ 8). (Round your answer to four decimal places.) Find P(X ≤ 5, Y ≤ 7). (Round your answer to four decimal places.)
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