Stephan F. Dahm

6 Questions 6 Answers 0 Followers

Questions related from Stephan F. Dahm

How to estimate sample size for mixed ANOVA with several factors?

I would like to estimate the sample size for a 3b x 2b x 2w x 3w x 6w ANOVA [b=between subject factor; w=within subject factor]. I do not know much about the estimated effect size or...

17 July 2020 9,594 3 View

Are there journals for failed experiments / missing effects in psychology?

Supposed that the methods were neatly planned, some experiments do not give the expected results. Oftentimes this means that the experiments do not fit into current theories or do not give...

31 July 2019 6,398 3 View

Which information do I get from test statistics and degrees of freedom?

Assuming that N is reported in the participants section and that all results are provied with p values and effect sizes (e.g. d): Which additional information can be acquired by test statistics...

19 July 2019 8,762 3 View

Is it allowed to conduct an ANOVA with a within-factor that has no variability?

Dear folks, does anyone know whether it is allowed to calculate a repeated measures ANOVA where one factor has no variability? E.g. I have 3 types of errors (factor categories: A,B,C) and 6 action...

25 July 2017 796 3 View

Possible EMG devices?

I am looking for an EMG device for psychological experiments (in Austria).Do you have any recommendations for hardware and software?I am currently programming with "presentation" from...

03 August 2016 2,104 8 View

References on first repetitions in repetitive/rhythmic/cyclical tasks? Are the first movements different to the following?

It takes some time to get into the rhythm (even if the rhythm is not extranally triggered) and some motor planning is needed as well in the beginning of a repetitive task.An example. In a sprint...

29 February 2016 4,471 3 View