ESS210B
Prof. Jin-Yi Yu
Parametric .vs.
Nonparametric Tests
qParametric Tests: conducted in the situations where one knows or assumes that a particular theoretical distribution (e.g., Normal distribution) is an appropriate representation for the data and/or the test statistics.
è In these tests, inferences are made about the particular distribution parameters.
qNonparametric Test: conducted without the necessity of assumption about what theoretical distribution pertains to the data.
