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In a sample of 50 women, it is determined that 53% have their HDL cholesterol level checked on a regular basis. Find the margin of error of a 95% confidence interval for the proportion of all such females
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Sample=50 women of whom 53% have checked HDL
n = 50
Confidence level = 95% = 0.95
marginal error0=0.53*0.95=0.5035
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