In the Li-ited St ? t I httpa//wcbaotsyT.cdu/webwcrk2/MAT-221-Spring-2018/Ch5_cc

Question

In the Li-ited St ? t I httpa//wcbaotsyT.cdu/webwcrk2/MAT-221-Spring-2018/Ch5_ccc3/2 Ch5 Sec3: Problem 2 User Sering Grades Fievious Pioblen List Next Attempt Results Result Probkm 0.4185902075 Probkm Problem5 Problem7 Problem 9 Probkm 1 Problem 11 Hroblkm 12 point In the nn d Stat s voto s who arc nomo Dcmccrat nor RC Olcan arc ca?od indopo dont itis bcli od that 7% of vot rs are In Co dont A sure aske 12 pco ic to bomm momsch OS A What is the prtabirytht nore af the peaple: are Independlent B. What is the probabilry that fewer than are Incependen? C. whar is the probablity that morc than 3 peopic arc Indcpcdant? Probadilty Preview My Answers Submit Arswers 49%). Your score was recorced Your overall recorded score is 33%. 70 ,48

Explanation / Answer

Solution : Given that n = 12,p = 0.07,q = 1-p =0.03

P(x) = nCx*p^x*q^(1-x)

A.P(0) = 12C0*0.07^0*0.03^12 = 0.418596
B.P(x < 6) = 0.999924
c.P(x > 3) = 0.00752

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