Question

Sociologists say that of married women claim that their husband's mother is the biggest bone of contention in their marriages (sex and money are lower-rated areas of contention). Suppose that nine married women are having coffee together one morning. Find the following probabilities. (Round your answers to three decimal places.) in USE SALT (a) All of them dislike their mother in-law. (6) None of them dislike their mother in law (c) At least seven of them isike their mother-in-law. (d) No more than six of them dislike the mother-in-law

Answer 1

solution :- Xn Bimonial Plx) = 10) pt a n=7 p=0.80 0.134 (3) (0-8)90.239 b) P(x=o) = (3) (0-8°(0.239 9 O.ooo 9 0 o P(x 2 7) = P(x = 7) + PIX= 8)+ Plx = 9) ( )(0.8)*(0-2) (6)10.8% (0:2) + ( 3 )10.2) (0-2) 0.738 d) P(x36): 1- P1*27) = 1-0.738 0.262