Compare the (i) (ii) three data sets on the right. d25 d36 (a) Which data set has the greatest sample standard deviation? A. Data set (iii), because it has more entries that are farther away from the mean. B. Data set (ii), because its data have more variability. C. Data set (i), because it contains the greater number of entries. Which data set has the least sample standard deviation? A. Data set (ii) because it has more entries near the mean than far away from it. B. Data set (iii), because it has no entries near the mean. C. Data set (i), because it has more entries that are close to the mean. (b) How are the data sets the same? How do they differ? A. The three data sets have the same standard deviations but have different ranges