Quiz
Probability
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Questions in this quiz (5)
1Solve the following probability question: After polling 28 members of a movie club, you find that 21 members have seen movie A and 16 members have seen movie B. Given this information, what is the number of members in the movie club who must have seen both movie A and movie B?
- A5
- B19
- C37
- D7
- E9
2If the probability that Dave will go to class is 0.7, what is the probability that he will not go to class? (Hint: Write as a decimal with a leading zero.) [blank_start]-- - -[blank_end]
- A0.3
3When flipping a coin, what is the probability that it will land on tails four times in a row. (Hint: Write your answer as a fraction using a slash / mark.) [blank_start]___[blank_end]
- A1/16
4Solve the following probability question: If a stone is randomly drawn from a jar that contains exactly 10 blue stones, 12 red stones, and 13 green stones, what is the probability that the stone chosen is not blue?
- A2/5
- B2/7
- C5/7
- D12/25
- E13/25
5Which of the answer choices reflects a logical first step to solve the following word problem? If a stone is randomly drawn from a jar that contains exactly 10 blue stones, 12 red stones, and 13 green stones, what is the probability that the stone chosen is not blue?
- ADivide 10 by 25 to get the total number of favorable stones.
- BAdd 10 + 13 to get the number of favorable stones.
- CAdd 10 + 12 + 13 together to get the total number of stones.
- DSubtract 10 from 25 to get the answer.
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- Description
- Quiz on Probability, created by John Doaks on 14/03/2017.
- Author
- John Doaks
- Language
- English
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