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Questions and Answers
Which of the following best describes the field of statistics?
Which of the following best describes the field of statistics?
- The process of drawing conclusions from a sample
- The study of numerical sets of data
- The science of collecting, presenting, analyzing, and interpreting data (correct)
- The study of categorical sets of data
What is the difference between a population and a sample?
What is the difference between a population and a sample?
- A population includes every individual, while a sample includes only a few individuals
- A population is the entire group, while a sample is a specific group from which data is collected (correct)
- A population is a specific group, while a sample is the entire group from which data is collected
- A population is randomly selected, while a sample is non-randomly selected
What does statistics describe when dealing with a numeric set of data?
What does statistics describe when dealing with a numeric set of data?
- Frequency, percentage, or proportion
- Center, variability, and shape (correct)
- Chance of being included
- Non-random criteria
What is the main characteristic of non-probability sampling methods?
What is the main characteristic of non-probability sampling methods?
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What is the main characteristic of probability sampling methods?
What is the main characteristic of probability sampling methods?
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