Question

Maggie wants to know how many students in her school enjoy watching sports on TV. She asks all 25 students in her math class and finds that 60% of her classmates enjoy watching sports on TV. She claims that 60% of the school's student population would be expected to enjoy watching sports on TV. Is Maggie making a valid inference about her population? (5 points)


Yes, it is a valid inference because she asked all 25 students in her math class

Yes, it is a valid inference because her classmates make up a random sample of the students in the school

No, it is not a valid inference because her classmates do not make up a random sample of the students in the school

No, it is not a valid inference because she asked all 25 students in her math class instead of asking all students in her geography class

Answer 1

No, it is not a valid inference because her classmates do not make up a random sample of the students in the school.