Create a set of data containing three or more values in the following cases:

a. Where the mean is 12 and the standard deviation is 0

b. Where the mean is 20 and the range is 10

c. Where the mean, median, and mode are all equal

d. Where the mean, median, and mode are all different

e. Where the mean, median, and mode are all different and the median is the largest and the mode is the smallest

f. Where the mean, median, and mode are all different and the mean is the largest and the median is the smallest