DEVELOPMENTAL MATHEMATICS
4th Edition
ISBN: 9780134896014
Author: Martin-Gay
Publisher: PEARSON
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Chapter 2.2, Problem 70ES
MIXED PRACTICE Find the prime factorization of each composite number. Write any repeated factors using exponents. Write “prime” if the number is prime.
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The joint pdf of random variables X=1, 2 and Y=1, 2, 3 is
P(X,Y)= X 10.05
Find (a) The value of k.
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With P(x=0)=0.2, P(x-1)=0.4. Find P(X,Y), Hx, My, E(XY), OXY.
If X is a continuous random variable
having pdf as shown. Find
1. The constant k.
2. P(X>0).
3. X, X2,0%.
k
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