Posted by Arun on Friday, March 2, 2012 at 3:25am.
8. A random variable X takes exactly the 5 values 1, 2,3,4,5, all with same probability. The mean of X is
Choose one answer
a. 2.5
b. 15
c. 7.5
d. 3

Probability and statistics  Writeacher, Friday, March 2, 2012 at 7:53am
If all you do is post your entire assignment, with no evidence of thinking on your part, nothing will happen since no one here will do your work for you.
But if you are specific about what you don't understand about the assignment or exactly what help you need, someone might be able to assist you. Ask specific questions!
Answer This Question
Related Questions
 Statistics/probability  The random variable X has a binomial distribution with ...
 Statistics  Suppose that the probability distribution of a random variable x ...
 Statistics  Suppose that the probability distribution of a random variable x ...
 Probability  7. The random variable X is distributed normally with a mean of 12...
 Math  Statistics  I roll 12 4sided dice. What is the probability that I roll ...
 Statistics & Probability  If X is a normal random variable with mean 11, and if...
 Statistics  Service times for customers at a post office follow some right...
 random variable  A communication channel accepts the input X ?{0,1, 2,3} and ...
 probability  A random experiment of tossing a die twice is performed. Random ...
 statistics  The average age of statistics students nationwide is 22. The ...
More Related Questions