which sqrt is used to derive a ci ci for a bar graph calculating confidence interval how do you find the difference between the ci and the mean how do we find the confidence interval for a mean how to get a ci for an approximation with a squared term how do i derive the ci of $x mu=t sqrtci what is the confidence interval in the mean of an approximation of x-bar how to create a CI for x bar from x bar data ci of x bar how to compute a confidence interval for x in the squared term how to create a ci for an approximation of x-bar what is the difference between the CI for x bar and squared mean what is the ci in math what is the ci of x bar what is the confidence interval for a bar which statement best describes the approximate CI for a range of values of x.bar how to find the ci value how do you find the confidence interval for a standard deviation and an example of a classical approximation of the following graphs?