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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: 14   |  Last updated: Dec 11, 2025
  • Sample Question
    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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This 5th Grade English Test assesses statistical understanding, focusing on concepts like population, sample, variables, and averages. It enhances students' abilities to analyze quantitative data and solve problems related to...

Questions: 21  |  Attempts: 328   |  Last updated: Oct 22, 2025
  • Sample Question
    Read the word problem and answer question 1 and 2 Each year a factory makes 38,254 wooden toys. 312 toys are inspected to check quality. What is the population of the study?
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This quiz focuses on the basic concepts of populations and samples, and the differences between them. You'll explore how researchers select samples from populations and why sampling is essential for making reliable inferences...

Questions: 22  |  Attempts: 12   |  Last updated: Dec 11, 2025
  • Sample Question
    A school principal wants to know the average number of books students read per year in the entire school. Which is the population?
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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
    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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