9-11.	Copy the range C8:D29 to the range C49:D70. In cells E49:E70, construct a column to find xi*P(xi). In cell E71, add up the data in the range E49:E70 to find the expected frequency (average) of games played per player.
	xi	Frequency	Relative Frequency (Probability)	xi* P(xi)	xi- E(x)	(xi- E(x))^2	(xi- E(x))^2* P(x)
	1	13	0.0619
	2	12	0.0571
	3	9	0.0429
	4	15	0.0714
	5	32	0.1524
	6	24	0.1143
	7	21	0.1000
	8	5	0.0238
	9	11	0.0524
	10	17	0.0810
	11	11	0.0524
	12	1	0.0048
	13	2	0.0095
	14	1	0.0048
	15	4	0.0190
	16	0	0.0000
	17	10	0.0476
	18	2	0.0095
	19	8	0.0381
	20	2	0.0095
	21	6	0.0286
	22	4	0.0190