Question

1. standard deviation is most useful for comparing: a) the size of data sets b) the spread of different data sets c) the color of data points d) the type of data collected

Explanation:

Standard deviation measures the amount of variation or dispersion of a set of values. It helps in understanding how spread out the data points are in a dataset. So it is used for comparing the spread of different data sets.

Answer:

B. The spread of different data sets