A discrete random variable Y has the following probability distribution. Y=y12345P(Y=y)1/81/41/3k1/8where k is a constant. a) Find the value of k and find P(Y≤4) and also find P(Y>3). 1. A discrete random variable Y has the following probability distribution.Y=yP(Y=y)where k is a constant.11/821/431/3a) Find the value of k and find P(Y≤4) and also find P(Y>3).4k51/8

Answered: A discrete random variable Y has the…

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter13: Probability And Calculus

Section13.CR: Chapter 13 Review

Problem 42CR

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Y=y	1	2	3	4	5
P(Y=y)	1/8	1/4	1/3	k	1/8

A discrete random variable Y has the following probability distribution. Y=y 1 2 3 4 5 P(Y=y) 1/8 1/4 1/3 k 1/8 where k is a constant. a) Find the value of k and find P(Y≤4) and also find P(Y>3).