Suppose the data represent the inches of rainfall in April for a certain city over the course of 20 years.
(a) Determine the quartiles
(b) Compute the interquartile range, IQR
(c) Determine the lower and upper fences. Are there any outliners According to the criterion
0.74 2.42 3.93 5.19
1.01 2.74 4.27 5.34
1.51 3.05 4.39 5.73
1.96 3.37 4.59 6.06
2.12 3.58 4.71 6.25