The probability of an event A is 1/5. The probability of B is 1/3 . The probability both A and B is 1/15. What is the probability of either event A or B or both
a
\( \frac{2}{15} \)
b
\( \frac{3}{4} \)
c
\( \frac{9}{15} \)
d
\( \frac{1}{15} \)
Explanation
Correct Option
cVideo Explanation
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Mich200200
3 years ago
Given:
P(A) = 1/5
P(B) = 1/3
P(A and B) = 1/15
P(A or B) = (1/5) + (1/3) - (1/15)
:
P(A or B) = (3/15) + (5/15) - (1/15)
P(A or B) = (3 + 5 - 1) / 15
P(A or B) = 7/15
