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?
1 answer:
Answer:
The best way is for Cheryl to take a survey of a group of seventh graders and average that answer
Step-by-step explanation:
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Answer:
$4
Step-by-step explanation:
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Answer:
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Step-by-step explanation:
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Step-by-step explanation:
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