Professors' Salaries : The annual salaries (in Great Britain pounds [GBP]) of 22 professors and 35 assistant professors working in various institutes across the world (for 2012-2013) are given.
(Source: Professor Median Salary by Disciplines, Level, and Institution, 2012-2013, accessed via StatCrunch, Owner: statcrunchhelp)
a. Compare the means and standard deviations in context.
b. Remove the outlier of 142,033 GBP for professors, make the comparison again, and comment on the effect of removing the outlier.
