Question

80% of English teachers read Shakespeare.You see someone reading Shakespeare. What is the probability that this person is an English teacher? (Also: 3% of the workforce are English teachers. If you are not an English teacher, there is a 10% chance that you read Shakespeare.) Group of answer choices.
a. 80.
b. 20.
c. 024.
d. 14

Answer 1

Answer:

20%

Step-by-step explanation:

P(S) = (0.03×0.8) + (0.97×0.1)

0.121

P(E/S) = P(E&S)/P(S)

= (0.03×0.8)/0.121

= 24/121

0.1983471074 × 100

= 19.83471074%