In problem 3.8, you computed the mean and median weekly earnings for 10 Canadian provinces in two separate years. Now compute the standard deviation for each year. Did the average weekly earnings for the provinces become more or less variable over the period?
problem 3.8The table below lists the average weekly earnings for the 10 provinces in 2000 and 2005 (fictitious data). Compute the mean and median for each year and compare the two measures of central tendency. Which measure of central tendency is greater for each year? Are the distributions skewed? In which direction?
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