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KURTOSIS

Overview

The KURTOSIS function computes the kurtosis (Fisher or Pearson) of a dataset. Kurtosis is a measure of the “tailedness” of the probability distribution of a real-valued random variable. This function flattens the input, ignores non-numeric values, and always omits NaN values (nan_policy is set to ‘omit’). Excel’s KURT function computes excess kurtosis (Fisher); this function allows both Fisher and Pearson forms. For more details, see the scipy.stats.kurtosis documentation.

This example function is provided as-is without any representation of accuracy.

Usage

To use the function in Excel:

=KURTOSIS(data, [fisher], [bias])
  • data (2D list, required): Data to compute kurtosis for. Must have at least two numeric elements after flattening.
  • fisher (bool, optional, default=True): If True, Fisher’s definition is used (normal ==> 0.0). If False, Pearson’s definition is used (normal ==> 3.0).
  • bias (bool, optional, default=True): If False, then the calculations are corrected for statistical bias.

The function returns a single value (float): the kurtosis of the data, or an error message (string) if the input is invalid. NaN values are always omitted.

Examples

Live Notebook

Edit this function in a live notebook.

Live Demo

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