Ceren Bektaş-Aydın

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Questions related from Ceren Bektaş-Aydın

Should control and experimental groups be exact the same size in small sample studies?

I am conducting a study testing the effectiveness of a kind of group psychotherapy. There are 10 participants in my experimental group and 14 participants in my control group. At first, I planned...

04 December 2023 9,023 9 View

Can I use bootstrapping method to be able to use parametric tests with a sample less than 30 people?

I am going to examine the effectiveness of an intervention study. My advisor wants me to use parametric tests when testing the effectiveness of the intervention. Based on the central limit theory,...

06 October 2021 2,350 4 View

How can I handle a multiple regression controlling for a categorical variable with different sample sizes in each category?

I coded my 4-category variable as a dummy variable and now I have a two-category variable, one with 1400 samples and the other with 300 samples. I want to assign this variable as control variable...

12 September 2021 2,408 3 View