Types%20of%20Data

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Types of Data
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Data Sets
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Definitions

• Qualitative Variables Classify individuals into
  categories
• Quantitative Variables Tell how much or how
  many of something there is

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1. Classify the variable as qualitative or
quantitative

• Hair color

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2. Classify the variable as qualitative or
quantitative

• Number of pets

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3. Classify the variable as qualitative or
quantitative

• Social Security Number

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4. Classify the variable as qualitative or
quantitative

• Assessed value of a car

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Definitions

• Ordinal Variables Qualitative variables whose
  categories have a natural ordering
• Nominal Variables Qualitative variables whose
  categories have no natural ordering

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Definitions

• Discrete Variables Quantitative variables whose
  possible values can be listed. The list may be
  infinite. No Decimals
• Continuous Variables Quantitative variables
  that can take on any value in some interval. The
  possible values of a continuous variable are not
  restricted to any list. Can Have Decimals

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5. Determine whether the quantitative variables
is discrete or continuous

• Amt of oil in a car at any given time

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6. Determine whether the quantitative variables
is discrete or continuous

• Number of deer in a forest

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7. Determine whether the quantitative variables
is discrete or continuous

• Age of a Student

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8. Determine whether the quantitative variables
is discrete or continuous

• Temperature of the water in a swimming pool