Consider the following two separate samples:
a. Calculate the range, variance, standard deviation, and interquartile range for each data set.
b. Which data set is most spread out based on these statistics?
c. Now remove the largest number from each data set and repeat the calculations called for in part a.
d. Compare the results of parts a and c. Which statistic seems to be most affected by outliers? |

New search. (Also 1294 free access solutions) |