Only 20 of a sample of 275 students say they are vegetarians. Of these, nine eat both fish and eggs, three eat eggs but not fish, and eight eat neither. If we choose one of those 275 students at random and the chosen student turns out to be a vegetarian, what is the probability that the chosen student eats neither fish nor eggs?
0.5
8/20 - 0.4
8/275 - 0.03
1
0
20/275 - 0.07

Question

06-12-2022
Mathematics

Answered

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Only 20 of a sample of 275 students say they are vegetarians. Of these, nine eat both fish and eggs, three eat eggs but not fish, and eight eat neither. If we choose one of those 275 students at random and the chosen student turns out to be a vegetarian, what is the probability that the chosen student eats neither fish nor eggs?
0.5
8/20 - 0.4
8/275 - 0.03
1
0
20/275 - 0.07

Sagot :

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