Question

if E be an event such that p(E)=3/7 what is p(notE) equal to?​

Answer 1

Answer:

p(not E)=4/7

Step-by-step explanation:

we know that

p(E)+p(not E)=1

3/7+p(not E)=1

p(not E)=1-3/7

p(not E)=[7-3]÷7

p(not E)=4/7