population is 520
the sample size is 100
information is actually obtained from 48 people
确认population和sample
确认population和sample
A sociologist obtains a list of 520 members of a local business and professional women's club and mails a questionnaire to 100 of these women selected random.Only 48 questionnaries are returned.What is the poopulation in this study?what is the sample from whom iinformation is actually obtained?
A sociologist obtains a list of 520 members of a local business and professional women's club and mails a questionnaire to 100 of these women selected random.Only 48 questionnaries are returned.What is the poopulation in this study?what is the sample from whom iinformation is actually obtained?
英语人气：352 ℃时间：2020-06-17 01:33:53
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