1. Here are the summary statistics for the weekly payroll of a small company: Lowest salary-250, mean salary-500, median salary-500, range - 1050. IQR-300, Q₁-350, standard deviation - 200. a. In the absence of outliers, do you think the distribution of salaries is symmetric, skewed to the left, or skewed to the right? b. Suppose the company gives everyone a $50 raise. Tell the new values of each of the summary statistics. New median salary New IQR= c. Instead of a $50 raise, suppose the company gives everyone a 5% raise. Tell the new values of each of th summary statistics below. New median salary = New IQR=