Range: The range is a measure of variability that calculates the difference between the maximum and minimum values in a dataset.
Standard Deviation: Standard deviation is another measure of variability that quantifies how much individual data points deviate from the mean.
Interquartile Range (IQR): IQR measures the spread of data by calculating the difference between the third quartile and first quartile values. It focuses on the middle 50% of data points, ignoring outliers.