On February 1, 2002, the Globe and Mail reported that "Statistics Canada claims Sales by auto dealers rose in November 2001 by 7.3% - the biggest such gain in almost four years- as buyers took advantage of cheap loans to buy cars". General Motors (GM) ord offered this type of incentive. After taking Statistics for some time now, you are interested in finding out the mean and variability of GM car sales. After some research, the following information was gathered. You received information about a number of cars sold for a Sample of 6 dealerships in Ontario and are as follows;

GM dealership	# of GM cars sold
A	200
B	125
C	232
D	178
E	256
F	131
Total	1122

What is the mean number of cars sold for GM dealership in Ontario? ( 3 marks) ( round mean to the nearest whole #)

What is the median number of cars sold by the GM dealership in Ontario? ( 3 marks)

Find the standard deviation of the above distribution. ( 5 marks)