For ease of data entry into a university database, 1 denotes that the student is an undergraduate and 2 indicates that the student is a graduate student. In this case data are
A) categorical
B) quantitative
C) either categorical or quantitative
D) neither categorical nor quantitative
Correct Answer:
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Q27: In a questionnaire, respondents are asked to
Q28: All the data collected in a particular
Q29: Another name for "observations" is
A)views
B)variables
C)cases
D)None of these
Q30: Income is an example of
A)categorical data
B)either categorical
Q30: Categorical data
A) must be numeric.
B) must be
Q31: Statistical studies in which researchers control variables
Q34: Statistical inference
A) refers to the process of
Q35: A characteristic of interest for the elements
Q36: Data collected over several time periods are
A)time
Q37: The summaries of data, which may be
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