MUTUALLY EXCLUSIVE EVENTS AND THE ADDITION RULE

Determine whether the following pair of events are mutually exclusive.

a.Two fair 6-sided dice are rolled:G = {The sum of dice is 8}H = {One die shows a 6}

b.Three fair coins are tossed:I = {Two heads come up}J = {At least one tail comes up}

c.A family has three children:K = {First born is a boy}L = {The family has children of both sexes}