The following measurements were recorded for the drying time, in hours, of a certain brand of latex paint. 3.7, 2.5, 4.8, 2.9, 3.6, 2.8, 5.3, 3.4, 5.6, 2.8, 4.4, 4.0, 5.2, 3.0, 4.8 a) What is the mean of this sample data set? [ Select ] b) What is the median of this sample data set? [ Select ] c) What is the standard deviation of this sample data set? [ Select ] d) What is the interquartile range (IQR) of this sample data set? [ Select ] e) What is the 20% trimmed mean (x ¯ t r ( 20 )) of this sample data set? [ Select ]