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Classifying Data

Terms in this set (8)

What is quantitative data?
Data which has numerical counts or measurements.
What is qualitative data?
Data which can only ever be classified/categorized.
What is discrete data?
Quantitative data in which the values can only ever be whole numbers; number of TV sets in a household.
What is continuous data?
Quantitative data in which values can take on infinitely many values; income earned in 2015.
What is nominal level of measurement?
Data which can only be characterized by names, labels, or categories; favorite sports team.
What is ordinal level of measurement?
Data which can be arranged in a rank/order system, but there is no meaningful differences between any numerical data (if quantitative); house number.
What is interval level of measurement?
Data which can be arranged in order and the differences between data are meaningful but 'zero' does not represent a quantity of zero; dress size.
What is ratio level of measurement?
Data which can be arranged in order, the differences between data are meaningful, and 'zero' represents a quantity of zero. Proportions a meaningful between data; amount of money spent at the supermarket.
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