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The evaluation of field workers should be based on the criteria of cost and time,response rates,quality of interviewing,and quality of data.
Q17: Dummy variables are also called all of
Q23: The strength of the joint effect of
Q53: A nominal scale can only involve the
Q56: A nonparametric test that analyzes the differences
Q61: Figure 9.4 in the text showed the
Q66: For simple random sampling, the researcher assumes
Q70: _ is a probability sampling technique in
Q71: The _ is the difference between the
Q83: Rank order scaling is commonly used to
Q101: The initial step in questionnaire checking involves