Answer:
A random sample of at least 150 students.
Step-by-step explanation:
If you pick athlets they might pick sports they are biased towards, so the best would be random people so that you don't get a biased answer.
Answer: C = 10 students from each 7th grade homeroom
Step-by-step explanation:
The more students from each homeroom represents a larger population that creates less of a chance for having a bias sample.
