The interquartile range of the data set is 4.2, 2, 3, 3, 4, 5, 5, 6, 7, 9, 12Which explains whether or not 12 is an outlier?
A
Twelve is an outlier because it is greater than the sum of 7 and 4.B
Twelve is an outlier because it is less than the sum of 7 and 6.C
Twelve is not an outlier because it is greater than the sum of 7 and 4.D
Twelve is not an outlier because it is less than the sum of 7 and 6.