252 views
1 votes
1 votes

Please log in or register to answer this question.

Related questions

0 votes
0 votes
0 answers
1
Balaji Jegan asked Oct 26, 2018
295 views
1 votes
1 votes
1 answer
3
4 votes
4 votes
1 answer
4
sim1234 asked Nov 24, 2018
17,282 views
X and Y are two independent random variables with variances 1 and 2 respectively. Let Z=X-Y. The variance of Z is _____.