Null Hypothesis: Definition and Examples
A detailed guide to the null hypothesis: definition, notation, five steps with examples, examples by test, p values and alpha, type I and II errors, a worked t test with equations and common mistakes.
null hypothesis
Types of Hypotheses With Examples
A detailed guide to the types of hypotheses: null, alternative, directional, non-directional, simple, complex, associative, causal, statistical, empirical, working and others, with examples, a comparison, five steps to choose and common mistakes.
Statistical Hypothesis: Definition and Examples
A detailed guide to the statistical hypothesis: definition, null and alternative forms, six steps with examples, equations for z and t tests, p-values, errors and common mistakes.