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1. How many scales of measurement exist? a. 2 b. 4 c. 6 d. 8
4
2. An interviewer has made an error in recording the data. This type of error is known as a. an experimental error. b. a data acquisition error. c. a nonexperimental error. d. a conglomerate error.
a data acquisition erro
3. Data a. are always numeric. b. are always nonnumeric. c. are the raw material of statistics. d. are always categorical.
are the raw materials of statistics
4. The scale of measurement that is used to rank order the observation for a variable is called the a. ratio scale. b. ordinal scale. c. nominal scale. d. interval scale.
ordinal scale