Question: a. Find the range, variance, and standard deviation of this data set. b. Eliminate the largest value from the data set and repeat part a.

a. Find the range, variance, and standard deviation of this data set.
b. Eliminate the largest value from the data set and repeat part a. What effect does dropping this measurement have on the measures of variation found in part a?
c. Eliminate the smallest and largest value from the data set and repeat part a. What effect does dropping both of these measurements have on the measures of variation found in part a?
For Information: Refer to Exercise 2.54 (p. 73) and the U.S. Energy Information Administration's data on the number of nuclear power plants operating in each of 20 states.

Number of Power Plants Number of Power Plants State State Alabama Arizona California Florida Georgia Illinois Kansas Louisiana Massachusetts Mississippi 5 New Hampshire New York North Carolina Ohio Pennsylvania South Carolina Tennessee Texas Vermont Wisconsin

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