you roll a 6-sided die. what is p(5 or 4)?

Answer 1

Hello Jordan,

Since the events rolling a 5 and rolling a 4 are mutually exclusive events (i.e. disjoint), it follows by the addition rule for disjoint events that:

P(5 or 4) = P(5) + P(4) = (1/6) + (1/6) = 2/6 = 1/3

Hope this helps.