Measures of Dispersion
Measures of dispersion explained with range, quartile deviation, mean deviation, variance, and standard deviation using simple examples.
1.Range
Understand the meaning of range in statistics, how it measures the spread of data, and learn with simple examples.2.Quartile Deviation
Learn the meaning of quartiles and quartile deviation, how to calculate it using Q1 and Q3, and understand the concept with simple examples.3.Mean Deviation
Understand mean deviation, how it measures average distance from the mean or median, and learn the formulas with simple examples.4.Variance and Standard Deviation
Learn the meaning of variance and standard deviation, how they measure the spread of data, and understand their formulas with simple step-by-step examples.5.Coefficient of Variation
Understand the coefficient of variation, how it compares the spread of different data sets, and learn its formula with simple examples.