In a recent year, Consumer Reports rated many tablet computers for overall performance and quality. One variable measured was the depth (thickness) of each tablet in inches. The depths of the 23 tablets (in inches) produced by Samsung are given below. 0.32
0.30
0.30
0.33
0.33
0.27
0.27
0.31
0.33
0.33
0.34
0.32
0.33
0.39
0.33
0.48
0.33
0.32
0.38
0.38
0.37
0.39
0.39
a) IQR =

b) lower outlier: - 1.5 ( ) =

upper outlier: + 1.5 ( ) =

c) Identify any outliers: