For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement for the variable: nominal, ordinal, interval, or ratio. Make sure your responses are the most specific possible.   Variable Type of variable Level of measurement (a)End-of-year stock classification (high yield, medium yield, or low yield)   Quantitative   Categorical   Nominal   Ordinal   Interval   Ratio (b)Occupation   Quantitative   Categorical   Nominal   Ordinal   Interval   Ratio (c)Playing time (in seconds) of a DVD   Quantitative   Categorical   Nominal   Ordinal   Interval   Ratio

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