Question

Tammy conducted a survey to find the favorite subject of the students at her school. She asked 25 students from her math class what their favorite subject is. Tammy concludes that math is the favorite subject of the students at her school because 60% of the students in her class like math.

Use at least two sentences to explain why Tammy's sample may not be valid. Make sure to use facts to support your answer.

Answer 1

She is wrong because she did not survey the whole school, only the people in her class. She says that the favorite subject of the school is math ut since she only surveyed her class, that can not be a valid point.

Answer 2

But*

Answer 3

how