Tuesday, July 20, 2010

Events W,X,Y, and Z are independent, and P(W) =.075, P(X)=.025, P(Y)=.02, and P(Z)=0.3. Find P( W and X)?

Events W,X,Y, and Z are independent, and P(W) =.075, P(X)=.025, P(Y)=.02, and P(Z)=0.3.





Find P( W and X)

Events W,X,Y, and Z are independent, and P(W) =.075, P(X)=.025, P(Y)=.02, and P(Z)=0.3. Find P( W and X)?
Just multiply p(w) *p(x)=.025*.075=.001875
Reply:Given W and X are independent:


P(W and X) = P(W)*P(X)
Reply:If events are independent, P(W and X) = P(W) * P(X)


No comments:

Post a Comment