Title: Find the expected value for the random variable. Post by: Catracho on Nov 21, 2018 Find the expected value for the random variable.
Title: Re: Find the expected value for the random variable. Post by: bio_man on Nov 21, 2018 As far as I'm concerned, you do this:
9(0.14)+12(0.24)+15(0.36)+18(0.18)+21(0.08)... the sum is your answer A sample calculation (not from here is attached)... |