posted by Heather .
I am to find the mean, variance, and standard deviation for the probability distribution. I don't even know where to start. Here is the problem
In google type:
wikipedia mean variance standard deviation
When you see list of results click on pages in list.
Then in google type:
mathisfun Standard Deviation Calculator
When you see list of results click on:
When page be open type your numbers and click ENTER button on your keyboard. You will see result.
This is not right. I know how to find the mean, variance, and standard deviation normally. This problem is for probability distribution, which is an entirely different formula.