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For any population with mean m and standard deviation s, the percentage of observations that lie within k standard deviations of the mean must be at least 100[1 1/k2]. . . . . . . . . . . . . Developed by mathematicians Jules Bienaym (1796-1878) and Pafnuty Chebyshev (1821-1894).. Standardized Da
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2. Descriptive Statistics (Part 2) Standardized Data
Percentiles and Quartiles
Box Plots
Grouped Data
Skewness and Kurtosis (optional)