Question

Given P(K) = 0.45, P(L ) = 0.27, and P(K L) = 0.13. Draw a Venn diagram, fill in the probabilities, and determine the following:

iii: P (K' union L')

Answer 1

$$P(K\cup L)=P(K)+P(L)-P(K\cap L)=$$

$$=0.45+0.27-0.13=0.59$$

$$P(K'\cup L')=1-P(K\cap L)=1-0.13=0.87$$