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naeemi naeemi
wrote...
Posts: 1056
6 years ago
Professor Winer sent a mail questionnaire to 2,000 subjects. Winer told subjects that their responses would be anonymous. After the first mailing, 400 completed surveys were returned. For a second follow-up mailing, Winer should mail
a.   2,000 questionnaires.
b.   1,000 questionnaires.
c.   400 questionnaires.
d.   1,600 questionnaires.
e.   50 questionnaires.
Textbook 
The Practice of Social Research

The Practice of Social Research


Edition: 13th
Author:
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sildragonsildragon
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Posts: 470
6 years ago
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