The mean is an appropriate measure for describing what types of data?
a. The mean is an appropriate measure for data that are normally distributed on an interval or ratio scale of measurement.
b. The mean is an appropriate measure for data that are skewed on an interval or ratio scale of measurement.
c. The mean is an appropriate measure for data that are normally distributed on an ordinal scale of measurement.
d. The mean is an appropriate measure for data that are skewed on an ordinal scale of measurement.
Answer: A
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