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in our example of research on lipstick, where E=$2 and S= $29, what sample size would we require if we desired a 99 percentage confidence

in our example of research on lipstick, where E=$2 and S= $29, what sample size would we require if we desired a 99 percentage confidence level? what about if we keep the 95% confidence level, but decide that our acceptable error is $4?

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