def _calc_mean(self):
        return sum(self.data, 0.0) / len(self.data)
Transforms features by scaling each feature to a given range.
dataset/ETHPy150Open mahmoud/boltons/boltons/statsutils.py/Stats._calc_mean--crossover with--dataset/ETHPy150Open scikit-learn/scikit-learn/sklearn/preprocessing/data.py/minmax_scale