Binomial distribution describes the likely outcome of a result sequence in a uniform experiment that only allows for two different outcomes. It is one of the most popular distributions in statistics.
This is a whole lesson on Calculating Probabilities using the Binomial Distribution. The lesson is very clear on when to use the BD and how to use it, with worked examples and resources. This lesson ...
This is a superb bundle with 3 LESSONS looking at all the different aspects of the binomial distribution. Using the normal as an approximation is included in the bundle on the normal distribution.