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Statistics 1.1
| Question | Answer |
|---|---|
| Data | consists of information coming from observations,counts,measurements, or responses |
| Statistics | is the science of collecting, organizing, analyzing, and interperting data in order to make decisions |
| A population is... | the collection of all outcomes,responses,measurements, or counts that are of interest |
| A sample is... | a subset, or part, of a population |
| A parameter is... | a numerical description of a population characteristic |
| A statistic is ... | numerical description of a sample characteristic |
| True of false? Sample statistics can differ frmo sample to sample? | true |
| True of false? A population parameter is not constant for a population? | false, it is constant |
| Study of statisitics has two main branches, what are they? | Descriptive statistics and Inferential statistics |
| How is sample related to population? | A sample is a subset of a population |
| What is the difference between a parameter and a statistics? | A parameter is a numerical description of a population characteristic. A statistic is a numerical description of a sample characteristic. |
| True or False? A statisitic is a measure that describes a population characteristic. | False. A statistic is a numerical measure that describes a sample characteristic. |
| True or False? A population is the collection of some outcomes, responses, measurements, or counts that are of interest. | False, a population is the collection of all outcomes, responses, measurements, or counts that are of interest. |