where .
Mean and Variance
Example: Basic Binomial Probability
A coin is tossed 5 times. Find the probability of getting exactly 3 heads.
Example: At Least One Success
A die is rolled 4 times. Find the probability of getting at least one 6.
Example: Mean and Variance
If , find the mean, variance, and standard deviation.
Mode of Binomial Distribution
Finding n and p from Mean and Variance
Example: Find n and p
The mean and variance of a binomial distribution are 4 and 2 respectively. Find and .
Probability of Success Range
Bernoulli Distribution
Mean: , Variance: