A math teacher wants to find out the average number of hours his students spend working on their math homework for his class each week. Which group would best represent a sample of the population?

the first 30 students who enter the school building one morning
30 students selected from the lunchroom
30 students selected from his class rosters
30 students who stay after school for football practice

Question

A math teacher wants to find out the average number of hours his students spend working on their math homework for his class each week. Which group would best represent a sample of the population?

the first 30 students who enter the school building one morning
30 students selected from the lunchroom
30 students selected from his class rosters
30 students who stay after school for football practice

IhelpUuHELPme · Answer

Well you can eliminate:

You can $$eliminate$$ answer choice A bc the first 30 students might not be attending the math teacher's class.

You can $$eliminate$$ answer choice B based on the fact that not all students in the lunchroom attend his math class.

Which leaves you with C and D. = Based on the reason for the elimination of A and B,which answer choice do you think is right?

Atlanta2K21 · Answer

most likely c

IhelpUuHELPme · Answer

Yes C is your answer.

Just because D would also easily be eliminated based on the same fact xdd