What is a 90 confidence interval for the population
In a survey of 7000 ?women, 4431 say they change their nail polish once a week. What is a 90 % confidence interval for the population proportion of women who change their nail polish once a week.
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class frequency0-4 55-9 610-14 1215-19 1020-24 7consider the frequency distribution showncalculate the sample
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in a survey of 7000 women 4431 say they change their nail polish once a week what is a 90 confidence interval for the
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