Question

n a school of 1250 students, 250 are freshmen and 150 students take Spanish. The probability that a student takes Spanish given that he/she is a freshman is 30%. What is the probability that a randomly selected student is a freshman given that he/she takes Spanish?

Answer 1

3/25 or 12% this has to be 20 characters so heyyy

Answer 2

Answer:

50%

Step-by-step explanation:

P(F) =  

250

1250

= 20%

P(S) =  

150

1250

= 12%

P(S|F) =  

P(S∩F)

250

= 30%

⇒ P(S∩F) = 250 · 30% = 75

P(F|S) =  

P(S∩F)

150

=  

75

150

= 50%