Question

If e₁, e₂, e₃, e₄ are the four elementary outcomes in a sample space and P(e₁) = 0.1, P(e₂) = 0.5, P(e₃) = 0.1, then the probability of e₄ is _____________.

Answer 1

0.3

If e₁, e₂, e₃, e₄ are the four elementary outcomes in a sample space and P(e₁) = 0.1, P(e₂) = 0.5, P(e₃) = 0.1, then the probability of e4 is  0.3 .