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    Descriptive statistics

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    What are some examples of descriptive statistics?
    Why are they used in research?
    What is a confidence interval?
    What is a z score, and when is it used?

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    What are some examples of descriptive statistics?

    The descriptive statistic describes the main feature of some data. This description is quantitative in nature. Examples are cross-tabulation, histogram, measures of central tendency, and measures of dispersion.

    Why are they used in research?

    They are used in research to quantitatively describe the data collected in research. They provide summaries about the sample and measures. Descriptive statistics enable simple graphs ...

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