Question

P(E) + P(not E) = ___________.​

Answer 1

P(E) + P(not E)= 1

Hope it helps you

Answer 2

Answer:

P(E)+P(Not E)=p+(1−p)=1.

Step-by-step explanation:

If p is the probability of an event happening, then the probability that the event does not happen will be 1−p.

∴P(E)+P(Not E)=p+(1−p)=1