Question

Elin estimates her probability of passing French 0.6, passing chemistry is 0.8,
(a)determine the probability that elin will pass French but fail chemistry
(b) pass chemistry but fail French
(c) pass both classes
(d)fail both classes

Answer 1

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

A. .6 * (1-.8) = ?

C. .6 * .8 = ?

Use similar processes for B and D.

Answer 2

b. 0.8*0.4=0.32
d. 0.4*0.2=0.8

Answer 3

20