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12th Grade Population & Sample Quizzes, Questions & Answers

Top Trending Population & Sample Quizzes


In this quiz, you’ll practice using sample data to estimate population parameters, including population means and proportions. You'll also work with margin of error and confidence intervals to assess the precision of...

Questions: 22  |  Attempts: 16   |  Last updated: Dec 11, 2025
  • Sample Question 1
    A random sample of 40 students shows that 14 prefer studying in the morning. What is the best estimate of the proportion of all students who prefer morning study?
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  • Sample Question 2
    A poll of 500 residents finds that 315 support a new park. What is the estimated population proportion in support?
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This quiz focuses on sampling variability and how it affects estimates. You'll learn how to interpret margin of error in the context of sample data and make informed decisions about sample sizes. By using simulation models,...

Questions: 22  |  Attempts: 11   |  Last updated: Dec 11, 2025
  • Sample Question 1
    Which of the following is the best point estimate of the population proportion who prefer the library based on the simulations?
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  • Sample Question 2
    Using the given margin of error rule, what is the 95% margin of error for the estimate?
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