A survey taken by a journalist in a recent Climate Change Conference, shows that
P(B) = 0.7 P(S) = 0.5 P ( B S )
where B = [speak at least two languages] and S = [speak Spanish]

Find the probabilities of the following events.
A) S occurs and B does not occur.
B) Either B occurs or S does not occur.
C) Neither B nor S occur.

Question

A survey taken by a journalist in a recent Climate Change Conference, shows that
P(B) = 0.7 P(S) = 0.5 P ( B S )
where B = [speak at least two languages] and S = [speak Spanish]

Find the probabilities of the following events.
A) S occurs and B does not occur.
B) Either B occurs or S does not occur.
C) Neither B nor S occur.

Quizplus · Accepted Answer

The Answer of A survey taken by a journalist in a recent Climate Change Conference, shows that
P(B) = 0.7 P(S) = 0.5 P ( B S )
where B = [speak at least two languages] and S = [speak Spanish]

Find the probabilities of the following events.
A) S occurs and B does not occur.
B) Either B occurs or S does not occur.
C) Neither B nor S occur.

A Survey Taken by a Journalist in a Recent Climate