a math teacher wants to find out the average number of hours his students spend working on their math…

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

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

Answer

Answer:

30 students selected from his class rosters

Brief Explanation:

The population is students in his math - class. Selecting from class rosters is most representative. Other options may have bias as they don't target his class specifically.