sat suite question viewer
| Mascot | Grade level | |||
|---|---|---|---|---|
| Sixth | Seventh | Eighth | Total | |
| Badger | 44 | 99 | 99 | 2222 |
| Lion | 99 | 22 | 99 | 2020 |
| Longhorn | 4 | 6 | 4 | 14 |
| Tiger | 6 | 9 | 9 | 24 |
| Total | 23 | 26 | 31 | 80 |
The table gives the distribution of votes for a new school mascot and grade level for students.
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?
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.