4/20/15 We are experiencing some issues with the site calculator below. As a temporary fix, please use the above calculator!
Input the number of trials (n or X) into the “X” box, then type the probability into the “P(x)” box. Click “Calculate Expected Value.”
for multiple probabilities, click the “More” button to enter more X/P(X)
If you prefer an online interactive environment to learn R and statistics, this free R Tutorial by Datacamp is a great way to get started. If you're are somewhat comfortable with R and are interested in going deeper into Statistics, try this Statistics with R track.Comments are now closed for this post. Need help or want to post a correction? Please post a comment on our Facebook page and I'll do my best to help!