Asked by Anonymous

if P(B)=1/3 compute P(not B)
Answered by PsyDAG
P(not B) = 1 - P(B)
Answered by jai
is P multiplied by B? if it is,
P*B = 1/3 *divide both sides by B
P*B/B = (1/3)/B
P = 1/(3B)

so there,, =)