10 common python statistical functions 

Mean: Calculates the average of a dataset.

Median: Finds the middle value in a dataset.

Mode: Determines the most frequent value in a dataset.

Standard deviation: Measures how spread out numbers are.

Variance: Similar to standard deviation, but without square rooting.

Correlation: Shows the relationship between two datasets.

Covariance: Measures how two variables change together.

Skewness: Measures the asymmetry of a dataset's distribution.

Kurtosis: Measures the "tailedness" of a dataset's distribution.

Hypothesis testing: Checks if a claim about data is true or false.