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1 answer:
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Don't know if it's right, but do let me know! use percentage to visualise your workings. :)
Answer: the percent of the students at this university are foreign = 30%
Step-by-step explanation:
Given: Probability that college students are foreign students who also smoke: P(S|F)=0.12
Probability that foreign college students smoke P(S∩F)=0.4
The probability that the students at this university are foreign :
[By conditional probability formula]
Hence, the percent of the students at this university are foreign = 30%
Answer:
N = 250
Step-by-step explanation:
-17 + = 33
+17 +17
= 50
50 x 5 = 250
n = 250