Comprehensive coverage of dispersion measures including range, quartile deviation, mean deviation, variance, standard deviation, coefficient of variation with merits and limitations.

Measures of Dispersion and Distribution Shape

Comprehensive study of dispersion measures including range, quartile deviation, mean deviation, variance, and standard deviation calculations. Explores coefficient of variation for comparing variability between datasets. Covers distribution shape analysis through skewness measures, kurtosis types, and symmetry assessment with practical business applications for consistency and reliability evaluation.