Displays the 5-number summary as a central box with whiskers that extend to the non-outlying data values
The set of all possible outcomes of a probability experiment
The null hypothesis attempts to show that no variation exists between variables, or that a single variable is no different than zero. It is presumed to be true until statistical evidence nullifies it for an alternative hypothesis.
Numerical methods used to determine whether research data support a hypothesis or whether results were due to chance