× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
L
3
d
3
y
3
a
3
n
3
d
3
e
3
d
3
c
3
p
3
M
3
a
3
Home Q & A Board Science-Related Homework Help Mathematics
New Topic  
Nalu Nalu
wrote...
Go to Answer
Posts: 823
Rep: 0 0
6 years ago
In the notation below, X is the random variable, c is a constant, and V refers to the variance. Which of the following laws of variance is not true?
 a. V(c) = 0 c. V(cX) = c2 V(X)
  b. V(X + c) = V(X) + c d. None of these choices.
Read 120 times
1 Reply
Replies
Answer verified by a subject expert
preetpatel94preetpatel94
wrote...
#1
Top Poster
Posts: 1191
Rep: 5 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

Nalu Author
wrote...

6 years ago
Just got PERFECT on my quiz
Smair87
wrote...

Yesterday
This site is awesome
IvanaVR
wrote...

2 hours ago
Good timing, thanks!
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1131 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 6281
  
 224
  
 282
Your Opinion
Where do you get your textbooks?
Votes: 447
Previous poll results: What's your favorite coffee beverage?