1) What is the probability that the selected student is a male student? a) 53% b) 52% c) 51% d) 50% 2) What is the probability that the selected is a male student and has pierced ears? a) 10% b) 11% c) 12% d) 13% 3) What is the probability that the selected student is a male student or has pierced ears? a) 173/178 b) 175/178 c) 176/178 d) 174/178 4) What is the probability that the selected student is a male student given has pierced ears?  a) 17% b) 18% c) 16% d) 14% 5) What is the probability that the selected student has pierced ears given that it is a female?  a) 95% b) 90% c) 85% d) 80% 6) What is the probability that the selected student is a male student? a) 54% b) 53% c) 52% d) 51% 7) What is the probability that the selected student is a female student? a) 49% b) 48% c) 47% d) 46% 8) What is the probability that the selected is a female student and eats breakfast regularly? a) 20% b) 19% c) 18% d) 17% 9) What is the probability that the selected student is a male student or eats breakfast regularly? a) 71% b) 72% c) 73% d) 74% 10) What is the probability that the selected student is a male student given that eats breakfast regularly? a) 60% b) 61% c) 62% d) 63% 11) What is the probability that the selected student is female who doesn’t eat breakfast regularly? a) 60% b) 61% c) 62% d) 63% 12) What is the probability that the selected student who eats breakfast regularly given it’s a female student? a) 40% b) 45% c) 50% d) 55%

conditional probability

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