Question

If E_{1} , E2, E3,......... En are n events of a sample space S & if E UE 2 I E 3 ..........U E_{n} = S then events E_{1}, E_{2}, E_{3} ,......,E n are called

• A. Mutually exclusive events
• B. Independent events
• C. Mutually exhaustive events
• D. Complementary events

Answer 1

Answer:

C. Mutually exhaustive events

If$E_{1} , E_2, E_3,......... E_n$ are n events of a sample space S & if $E_1 UE_2 I E_3 ..........U E_{n} = S$ then events $E_{1}, E_{2}, E_{3} ,......,E_n$ are called mutually exhaustive events