What does the term generalizibility mean? Why is the generalizibility of researc

What does the term generalizibility mean? Why is the generalizibility of research results important?
The paper should be written in APA format, but should not include an abstract. (Not sure about APA format? See the Online Writing Lab at Purdue or ask your instructor.)
The title page and reference page are not considered a part of the 1-2 page requirement.
The paper should include your textbook as a source AND at least one other scholarly source.