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Dennis_Churaev [7]
3 years ago
7

Cheryl wants to find the number of hours seventh-graders do homework each week. There are 297 girls and boys in seventh grade. W

hich is the best way for Cheryl to get a representative sample without spending too much time?
A.) She can survey 15 of her friends in the school.
B.) She can survey every sixth-grade student in the school.
C.) She can randomly survey 50 girls in the entire school.
D.) She can randomly survey 50 seventh-graders in the school.
Mathematics
2 answers:
Sveta_85 [38]3 years ago
8 0

Answer:

D

Step-by-step explanation:

Surveying 50 girls would include other grades outside of seventh grade and would not include boys. This would not be a representative sample of the population and would lead to invalid results.

serious [3.7K]3 years ago
7 0
It would be answer D
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