Quote:
Originally Posted by Bradley55  Okay, so after doing my calculations i got the expected value of 1.
questions "a" asks for the mean and standard deviation for c. Isnt the mean 1.5? just (3+2+1+0 / 4 = 1.5)?
And my notes only reminded me of this, they are incomplete  , so if i did any of this right what should be my next step? |
The expected value IS the mean. In other words: expected value = mean = 1
What you should do next has already been answered twice, once by nzmathman in post #2 and again by me in post #9...
Please read!