Question 20 (1 point} The five-number summary of the hourly wages ($) for sales managers are shown in the above figure. Suppose there had been an error and that the highest hourly wage for sales managers was $75.5 instead of $67.11. This would make the mean of the hourly wages O Stay the same O Decrease 0 Increase 0 Insufficient information to tell The data shown in the boxplots shows monthly sales revenue figures (55 thousands) for a discount office supply company with locations in three different regions in Canada (Atlantic, Central and West). From the data, it can be inferred that the IQR range for the west branch is larger than that of the central branch. Histogram of Mktg Manager Salaries 12- 10- 8- Frequency 6- 4- 2- 60000 80000 100000 120000 Mktg Manager Salaries For a right-skewed histogram, as shown in the figure, the mean is expected to be lower than the median. True O False