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    Histograms, Variables, Elements

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    1) A histogram that has a long tail to the right shows a distribution that is:
    A. Skewed to the right
    B. Shewed to the left
    C. Normal
    D. Centered

    2) A person's telephone area code is an example of a(n) _____________ variable.
    A. Ratio
    B. Interval
    C. Nominative
    D. Ordinal

    3) A set of all elements we wish to study is called a _______.
    A. Frame
    B. Census
    C. Sample
    D. Population

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    Solution Preview

    1) Correct answer: A
    Details: A histogram is said to have a normal distribution if it is neither skewed to the right or to the left. If a distribution has ...

    Solution Summary

    Three general statistics questions.