" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
P(A/B)=P(A)-P(AnB)=0,9-0,5=0,4
b)
P(A/B)=P(A)-P(AnB)=P(A)-[P(A)+P(B)-P(AuB)]=P(AuB)-P(B)+3/4-2/4=1/4