Shufan Yu

3 Questions 4 Answers 0 Followers

Questions related from Shufan Yu

How to interpret the significant effect of covariates when conducting a Two-way ANCOVA?

As the question said, when I conducted a two-way ANCOVA （pre-test served as covariate） after confirming the homogeneity of regression slopes assumption, a statistical significance was found on the...

07 December 2020 8,730 4 View

When should we report Effect Size in our study?

As the question says, when can I calculate a Cohen'd or R^2 in my psychological or educational quantitative study. Do I need report in any study which uses parametric tests (T-tests, ANOVA and so on)?

06 March 2020 2,103 4 View

How to carry out an educational research to students who have learned the knowledge before?

The situation is that I develop a educational virtual experiment about middle school physics. and now we want to do a educational research within students to test their learning outcome and some...

04 May 2019 7,212 4 View