In a qualifying an exam of 100 applicants; 10 applicants were drawn randomly: If 35 out of 100 qualified applicants are female, then find the probability that 6 out of 10 chosen are females ii) Calculate Ely) and V(y) Solutions:
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In this case, n=10, k=6, and p=35/100=0.35 (since 35 out of 100 qualified applicants are female). So we have: P(X=6) = (10 choose 6) * 0.35^6 * 0.65^4 = 210 * 0.0351 * 0.1785 = 1.178% Show more…
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