Question: Answer the following questions about variability of data sets: a. What is the primary disadvantage of using the range to compare the variability of data

Answer the following questions about variability of data sets:
a. What is the primary disadvantage of using the range to compare the variability of data sets?
b. Describe the sample variance using words rather than a formula. Do the same with the population variance.
c. Can the variance of a data set ever be negative? Explain. Can the variance ever be smaller than the standard deviation? Explain.

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