Simple regression and Statistical method

Simple regression noun - The relation between selected values of x and observed values of y (from which the most probable value of y can be predicted for any value of x).

Statistical method and simple regression are semantically related. In some cases you can use "Statistical method" instead a noun phrase "Simple regression".

Statistical method noun - A method of analyzing or representing statistical data; a procedure for calculating a statistic.

Simple regression and statistical method are semantically related. Sometimes you can replace phrase "Simple regression" with "Statistical method", this phrases are similar.