Given the time and cost constraints,as well as the fact that experienced keypunch operators are quite accurate,it is sufficient to verify only 15-25 percent of the data entered by keypunching.
Correct Answer:
Verified
Q11: At the editing stage,the researcher makes a
Q12: The data preparation process begins after the
Q13: Scanning of questionnaires has allowed Princess Cruises
Q14: Unsatisfactory respondents may differ from satisfactory respondents
Q15: Data cleaning includes consistency checks and treatment
Q17: Missing responses represent values of a variable
Q18: The selection of data transcription method is
Q19: Computer packages like SPSS,SAS,EXCEL,and MINITAB can be
Q20: The data-preparation process is guided by the
Q21: The value 1.0 represents the weighted case.
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