Click on the link : http://www.shodor.org/interactivate/activities/AdjustableSpinner/ Change the spinner Number of sectors to 8. You will see the 8 different coloured sectors in the spinner and the theoretical probability will be 12.5% for each sector of the spinner. Now, Change the number of spins to 50 and click on the spin. You will get the result of the 50 spins in the box. The colour count will be your x value and Experimental will be your P(x) value. Create your discrete distribution, Find the mean, Variance and standard deviation of this distribution