× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
r
4
L
4
3
d
3
M
3
l
3
V
3
s
3
d
3
a
3
g
3
j
3
Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
New Topic  
littlej_dvine littlej_dvine
wrote...
Go to Answer
Posts: 830
Rep: 0 0
6 years ago
Which of the following statements about a discrete random variable and its probability distribution is true?
 a. Values of the random variable can never be negative.
  b. Negative values of f(x) are allowed if f(x) = 1.
  c. Values of f(x) must be greater than or equal to zero.
  d. The values of f(x) increase to a maximum point and then decrease.
Read 85 times
1 Reply
Replies
Answer verified by a subject expert
YatesmYatesm
wrote...
#1
Top Poster
Posts: 1158
Rep: 6 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

littlej_dvine Author
wrote...

6 years ago
Thank you, thank you, thank you!
sakoon
wrote...

Yesterday
Brilliant ツ
my2redeyes
wrote...

2 hours ago
This calls for a celebration Person Raising Both Hands in Celebration
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  2112 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 724
  
 276
  
 33
Your Opinion
Who's your favorite biologist?
Votes: 608
Previous poll results: What's your favorite funny biology word?