Q1,

What is the probability of randomly selecting a Old service, given you selected a Male?
	New service	Old service	Totals
Male	12	26	38
Female	11	15	26
Totals	23	41	64

Q2,What is the Standard Deviation for the following discrete probability distribution?

x	P(X)
0	0.28
1	0.07
2	0.65

Q3,Calculate the 70th percentile for the data below.

74, 49, 4, 33, 82, 76, 0, 6, 34

Q4,In a roulette game of 36 numbers, how many ways can you pick 4 numbers if order is not important?

Q5, What is the Central Limit Probability where x is less than 111.86 for a population mean of 133, and standard deviation of 58.52 where the sample size is 46?