SOLUTION: Determine the mean and standard deviation of three-digit uniformly distributed lottery numbers.

Algebra ->  Probability-and-statistics -> SOLUTION: Determine the mean and standard deviation of three-digit uniformly distributed lottery numbers.      Log On


   

Question 537108: Determine the mean and standard deviation of three-digit uniformly distributed lottery numbers.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Determine the mean and standard deviation of three-digit uniformly distributed lottery numbers.
----
Numbers range from 100 to 999.
---
The range = 6*sigma = 999-100 = 899
So, sigma = 899/6 = 149 1/3
---
Mean = (999+100)/2 = 549.5
===============================
Cheers,
Stan H.
=============