18 HWB 7. Sampling at a party. At a large block party, there are 46 men and 35 w

Question

18 HWB 7. Sampling at a party. At a large block party, there are 46 men and 35 women. You want to ask opinions about how to improve the next party. You choose at random four of the men and separatery choose at random three of the women to interview (a) What is the probability (in percent) (+ :0.01) that any of the 46 men is in your random sample of four men to be interviewed? What is the probability (in percent) (t t0.01) that any of the 35 women is in your random s three women to be interviewed? (b) Is your sample of seven men and women an SRS of people from the party? O Yes

Explanation / Answer

a)probability of having any of 46 men in sample=45C3/46C4 =8.70%

probability of having any of 35 female in your sample=34C2/35C3 =8.57%

c) Yes

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