Difference between Populations & Samples in Statistics


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Marco is conducting an experiment on training certain breeds of dogs. He wants to know how long, on average, it would take to teach a Labrador to fetch an object. He gets a group of dogs to conduct his experiment. 5 of the dogs are Labradors and 3 of the dogs are Dalmatians. What is the population and sample in this experiment?

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1. Analyze the following statements and indicate which one best describes the difference between the population and the sample.

2. Why might a researcher use a sample rather than an entire population for their study?

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About This Quiz & Worksheet

The quiz and worksheet will measure your understanding of populations and samples. Information you should study includes a section of a population that can be used to describe the entire group and examples of samples and populations.

Quiz & Worksheet Goals

These assessments will test you on:

  • Members of a specific group
  • Examples of populations and samples in an experiment
  • The section of a population that can be used to describe the whole group

Skills Practiced

  • Problem solving - use acquired knowledge to solve practice problems involving populations and samples
  • Reading comprehension- ensure that you draw the most important information from the related lesson on populations and samples
  • Knowledge application- use your knowledge to answer a question about members of a specific group

Additional Learning

To reinforce your knowledge of populations and samples, check the related lesson titled Difference between Populations & Samples in Statistics. The lesson contains the following objectives:

  • Identify how data is collected
  • Recall the differences and similarities between populations and samples
  • Apply knowledge gained from the lesson to examples of populations and samples