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7th Grade Sampling Quiz

Take “7th Grade Sampling Quiz,” a focused 20-question learning challenge with clear outcomes created specifically for this article.

20 questionsChallenging8–10 min
Math & Logic20 questions · one page

QuizMora Editorial TeamPublished August 12, 2026 · Updated August 12, 2026

Work through 20 mobile-friendly questions created only for 7th Grade Sampling Quiz. Submit once to see the complete outcome without answers or result clues being revealed early.

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20 QuestionsMath & Logic Quiz
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Question 1 of 20Math & LogicA lottery draws 40 names from a complete school list. Which sampling method is used?
Question 2 of 20Math & LogicA survey asks only the first people leaving a gym. What is its main weakness?
Question 3 of 20Math & LogicA school has 600 pupils and surveys 45 of them. What is the sample size?
Question 4 of 20Math & LogicWhich plan gives every member of a 200-person club a chance of selection?
Question 5 of 20Math & LogicA random sample finds 60% prefer cycling. What can it provide about the population?
Question 6 of 20Math & LogicResearchers randomly select pupils within each year group. Which method is this?
Question 7 of 20Math & LogicAn optional online poll asks fans to vote. Which bias is most directly involved?
Question 8 of 20Math & LogicA library has 900 members and interviews 72. How large is the target population?
Question 9 of 20Math & LogicWhich plan deliberately represents each age group in a town survey?
Question 10 of 20Math & LogicTwo random samples give slightly different averages. What is a reasonable explanation?
Question 11 of 20Math & LogicA team randomly chooses classrooms, then surveys everyone in those rooms. Which method?
Question 12 of 20Math & LogicA poll asks whether a wonderful new park should stay open. What may bias the answers?
Question 13 of 20Math & LogicA factory checks 25 items from a shipment of 750. How many items were not sampled?
Question 14 of 20Math & LogicWhich plan is a census of a 30-person class?
Question 15 of 20Math & LogicA survey of one football team describes that team. What needs caution?
Question 16 of 20Math & LogicAfter a random start, every tenth name on a list is selected. Which method?
Question 17 of 20Math & LogicOnly 10 of 100 selected people answer a survey. Which concern is especially important?
Question 18 of 20Math & LogicA survey sends 120 invitations and receives 84 replies. How many did not reply?
Question 19 of 20Math & LogicWhich wording is most neutral for a school-lunch survey?
Question 20 of 20Math & LogicA larger biased sample is collected using the same method. What remains a concern?

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