Within-subjects Designs and Mixed Designs
The final two topics covered in this course were within-subjects designs and mixed designs. As I mentioned in my last post, many of the topics in this course have built on preceding ones. So, I would like to pause and … Read More
ANCOVA and Between-subject Designs
The next sections are an extension of the analysis of variance. First, we will look at analysis of covariance, or ANCOVA. It is similar to ANOVA but is used to compare two or more means after they are adjusted for … Read More
ANOVA and Mean Differences
Before examining Analysis of Variance (ANOVA), it is critical to have firm a understanding of hypothesis tests and the logic underlying them. To review hypothesis tests, I am turning to Anderson et al. (2018). Hypothesis Tests Hypothesis tests are tentative … Read More
Moderator vs. Mediator
After completing the simple and multiple regression sections, I was feeling fairly confident with how I was doing. Perhaps it was a good thing then that the next two topics, moderation and mediation, snapped me back to reality. It was … Read More
Diving Back In
The first two topics covered in Quantitative Methods of Ed Tech are simple and multiple regression. These two topics are ones I not only have covered before, but also spent time reviewing recently so they were very fresh in my … Read More
Statistics Revisited
This was not my first statistics course. It has been several years, but I previously studied many of the concepts outlined in our directed studies course: Quantitative Methods of Ed Tech (EDCI 690). However, statistics is not something I use … Read More
A Special Thank You
I would like to start by saying thank you to my stats partner, Heidi. It has been a number of years since I have taken a statistics course and having a chance to discuss the concepts was invaluable. I am … Read More