The number of combinations for r objects from n distinct objects is denoted by nCr n C r nCk n C k or n CHOOSE r. How do you calculate nCr probability. Click on Insert Function 3.
USING EXCEL TO CALCULATE PERMUTATIONS AND COMBINATION FORMULASPERMUTATIONS 1.
For example if the number of desired outcomes divided by the number of possible events is25 multiply the answer by 100 to get 25. Type your N in the Number window eg. The second must be. If you have the odds of a particular outcome in percent form divide the percentage by 100 and then multiply it by the number of events to get the probability.