QQuestionAnatomy and Physiology
QuestionAnatomy and Physiology
Choose the best definitions of parameter and statistic.
- A statistic is a number that describes a sample and a parameter is a number that describes a population.
- A statistic is a variable that describes a sample and a parameter is a variable that describes a population.
- A parameter is an unknown characteristic of a group and a statistic is a known characteristic of a group.
- A statistic is a number that describes a population and a parameter is a number that describes a sample.
- A parameter is a number that describes a population. A statistic is a number that is used to estimate a parameter.
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Step 1
The best definition of a parameter is: "A parameter is a number that describes a population." Explanation: A parameter is a value that represents a certain characteristic of an entire population. It is typically unknown and needs to be estimated through statistical methods using sample data.
Step 2
The best definition of a statistic is: "A statistic is a number that is used to estimate a parameter." Explanation: A statistic is a value calculated from a sample of data drawn from a population. It is used to estimate unknown parameters of the population.
Final Answer
- A parameter is a number that describes a population. A statistic is a number that is used to estimate a parameter.
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