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Results tagged with skewness
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user 6082
Skewness measures (or refers to) a degree of asymmetry in the distribution of a variable.
24
votes
Accepted
How can I calculate the confidence interval of a mean in a non-normally distributed sample?
First of all, I would check whether the mean is an appropriate index for the task at hand. If you are looking for "a typical/ or central value" of a skewed distribution, the mean might point you to a …
- 4,770
12
votes
Accepted
Is it allowed to use a 5% trimmed mean for analyzing data from a creativity task (quantity o...
The trimmed mean answer a different question than the mean: "What is a typical value for the distribution?". If you take the trimmed distribution, you explicitly state: I am not interested in outliers …
- 4,770