Range of Probabilities and Complementary Events (HSC SSCE Mathematics Standard): Quizzes

$0 \leq P(E) \leq 1$

An impossible event

A certain event

$1$

$\frac{2}{5}$

$1.5$

All outcomes NOT in event $E$

$P(\overline{E}) = 1 - P(E)$

When calculating 'not' probabilities

$\frac{5}{8}$