Distributions as models
Distributions as models
A random variable XXX has a value determined by a random process. A probability distribution models its possible values and their probabilities, but the model is only useful when its assumptions fit the context.
Step-by-step lessons on AQA A Level Maths 2.4.3 Selecting an appropriate distribution (A-level only). Each one builds up to exam-style questions. Build fluency with the core pure algebra and calculus toolkit early, since almost every mechanics and statistics topic on the course depends on it.