The forgotten statistics – Explore
I have a feeling sometimes that many user miss the informative command: Analyze – Descriptive statistics – Explore. This command, I have put some focus on during my statistical [...]
Statistics – Normality test
Hi, I got a comment from a SPSS developer person that has a LOT of knowledge. He mentioned after my blog post in August about normality, that it’s also possible to make a test of the [...]
Statistics – Exact Test on small or skewed data
Hi, sometimes it happens that you have too small or too skewed data to be allowed doing traditional statistical tests. For example chi2-test has some rules that has to be fulfilled (I will show [...]
Statistics – nonparametric pairwise test
Last Monday 13/8 I studied a difference between “stress after” and “stress before”, to see if this difference was normal or skewed distributed. The mean value of the [...]
Statistics – normal distribution
Hi, when you shall choose the right statistics method it sometimes depends on the distribution of the variable, is it normal or skewed? A user asked me if there are any tests for a check if the [...]