(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 (i), because it has more entries that are close to the mean.
C. Data set (ii), because it has two entries that are far away from the mean.
Which data set has the least sample standard deviation?
A. Data set (i), because it has more entries that are close to the mean.
B. Data set (ii), because it has more entries that are farther away from the mean. O C. Data set (ii), because it has less entries that are farther away from the mean.
(b) How are the data sets the same? How do they differ?
A. The three data sets have the same mode but have different standard deviations and means.
B. The three data sets have the same mean, median and mode but have different standard deviations.
C. The three data sets have the same standard deviations but have different means. D. The three data sets have the same mean and mode but have different medians and standard deviations.