The table gives the distribution of votes for a new school mascot and grade level for students.
| Mascot | Grade level | |||
|---|---|---|---|---|
| Sixth | Seventh | Eighth | Total | |
| Badger | ||||
| Lion | ||||
| Longhorn | ||||
| Tiger | ||||
| Total | ||||
If one of these students is selected at random, what is the probability of selecting a student whose vote for new mascot was for a lion?
Correct answer: C
Explanation
Choice C is correct. If one of these students is selected at random, the probability of selecting a student whose vote for the new mascot was for a lion is given by the number of votes for a lion divided by the total number of votes. The given table indicates that the number of votes for a lion is votes, and the total number of votes is votes. The table gives the distribution of votes for students, and the table shows a total of 80 votes were counted. It follows that each of the students voted exactly once. Thus, the probability of selecting a student whose vote for the new mascot was for a lion is , or .
Choice A is incorrect and may result from conceptual or computational errors.
Choice B is incorrect and may result from conceptual or computational errors.
Choice D is incorrect and may result from conceptual or computational errors.
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