statsmodels / statsmodels/statsmodels
weightstats add skew and kurtosis, and moments
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comp-stats
type-enh
- Dominant language
- Python
- Stars
- 11.6k
- Forks
- 3.6k
- Avg merge
- 7h 37m
- Merged PRs (30d)
- 96
Description
weightstats.DescrStatsW has only mean and variance and no higher moments
http://stackoverflow.com/questions/17588085/kurtosis-skewness-of-a-bar-graph-python
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by locating weightstats.DescrStatsW and review its existing mean and variance calculations. Determine the expected definitions for skewness, kurtosis, and higher moments from the linked reference, then add coverage for the requested results and run the relevant statsmodels tests; done means DescrStatsW exposes the requested higher-moment statistics.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- data
- Issue type
- Feature
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100