Mean, The sum of all the observation in the dataset divided by the total number of observations, Median, The middle value in an ordered array where half of the total observation are smaller and half of the total observation are greater, Mode, The value in the data set with the highest frequency., Variance, Is the average squared deviation of the observation from the mean., Standard Deviation, A measure of the degree of dispersion of the data from the arithmetic mean. It is also defined as the square root of a variance.

Statistics and Probability

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