Probability Practice Test

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Probability practice quiz

avery

United States

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Probability Practice Test


Probability Practice TestVersion en ligne Probability practice quiz par avery 1 What is the probability of flipping a fair coin and getting heads? a 0.75 b 0.25 c 0.5 d 1 2 Two six-sided dice are rolled. What is the probability that their sum is 7? a 1/9 b 1/12 c 1/6 d 1/3 3 A card is drawn from a standard deck of 52 cards. What is the probability of drawing an Ace? a 4/52 b 1/17 c 1/13 d 4/51 4 If event A and B are independent, P(A and B) equals? a P(A) × P(B) b P(A) − P(B) c P(A) + P(B) d P(A/B) 5 A fair six-sided die is rolled. What is P(rolling an even number)? a 1/2 b 1/6 c 1/3 d 2/3 6 A card is drawn from a standard deck. What is P(drawing a King or a Queen)? a 8/52 b 4/52 c 16/52 d 12/52 7 If two events are mutually exclusive, P(A or B) equals? a P(A) × P(B) b P(A) + P(B) c P(A\|B) d P(A) − P(B) 8 A fair deck of 52 has two red jokers? (Assume standard, no jokers) P(drawing red card) a 1/4 b 3/4 c 1/2 d 1/13 9 If the probability of rain today is 0.2 and tomorrow is independent with 0.3, P(rain on both days) a 0.5 b 0.23 c 0.06 d 0.32 10 A bag has 3 red, 2 blue, 5 green balls. What is P(blue or red)? a 0.2 b 0.5 c 0.3 d 0.7