Summative Scale ScoresOccasionally, doctoral students are challenged on the validity of using parametric statistics to analyze summative scale scores. This article is intended to clarify the issues.
Ordinal DataSeveral of my clients, and their committee members have had some misunderstandings about the use of parametric statistics with ordinal data, so I decided to write this article to help clarify the issues.
Correlation and RegressionSome researchers don't understand the value of performing both Pearson's correlation and multiple linear regression. This article is intended to clarify the issues.
Smallest Sample SizeThis is actually a tougher question than you might think. This article attempts to clarify the issues.
How to Write a ProposalAs a professional statistician I have helped many hundreds of doctoral students with the statistical aspects of their dissertation proposal. Along the way I have found that many doctoral students struggle with the development of the entire proposal, not just the statistics. This article gives some insight into what I have learned about how to write a doctoral dissertation proposal.
Recruiting Study ParticipantsRecruiting participants for a research study can be challenging. This article explains ways to make study participant recruitment easier.