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ate with 90 confidence the population proportion of families who eat fast ce per week...

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ate with 90 confidence the population proportion of families who eat fast ce per week Her estimate must be accurate within 5 of the population proportion No preliminary estimate is available Find the minimum sample size needed Find the minimum sample size needed using a prior study that found that 38 of the respondents sai st food four to six times per week Compare the results from parts a and b 271 Round up to the nearest whole number as needed What is the minimum sample size needed using a prior study that found that 38 of the respondents ea least once per week 255 Round up to the nearest whole number as needed How do the results from a and b compare OA Having an estimate of the population proportion raises the minimum sample size needed OB Having an estimate of the population proportion reduces the minimum sample size needed

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