scales of measurement-2.pdf - Lecture 1 Scales of Measurement Scales of Measurement Variables in a dataset contains information Scales of measurement

scales of measurement-2.pdf - Lecture 1 Scales of...

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Lecture 1 Scales of Measurement
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Scales of Measurement Variables in a dataset contains information Scales of measurement determines: How much information is contained in a variable What type of statistical tests are appropriate
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Scales of Measurement Nominal Variables: Data are names or labels used for identification purposes. Has only identity property. Examples: name, gender, place of birth Can be numeric or nonnumeric
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Scales of Measurement Ordinal Variables: Have the properties of the nominal data (i.e. identity). Also have meaningful order/rank information. Examples: Class standing in a university, results of a 100m race (1 st , 2 nd , 3 rd ) Can be numeric or nonnumeric
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Scales of Measurement Interval Variables: Have the properties of the ordinal scale (i.e. identity, magnitude). Also have equal intervals property (difference
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  • AMHET KOKSUEL

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