A Polk Company survey found that households with someone who frequently plays golf have a median income of $54,826, compared to a median of $37,354 for all households. Under the assumption that the golfing households surveyed by the company could have been represented by the 100 incomes in file XR03036: 

a. Construct and interpret the box-and-whisker plot for the data.
b. Standardize the data, then determine the mean and standard deviation of the standardized values.