find the margin of error (E) that corresponds to the given statistics and confidence level. 98% confidence; the sample size is 1230, of which 40% are successful.
Follow Math Help Forum on Facebook and Google+
98% confidence level translates to a 2.326348 z score. MOE = $\displaystyle \sqrt{\frac{(p)(1-p)}{n}} 2.326348 $ Can you finish it from here? -Andy
View Tag Cloud