Get Email UpdatesWhen we calculate a statistic for example, a mean, a variance, a proportion, or a correlation coefficient, there is no reason to expect that such point estimate would be exactly equal to the true population value, even with increasing sample sizes. There are always sampling inaccuracies, or error. In most Six Sigma projects, there are [...]
Tag Archives: Confidence Limits
Six Sigma Confidence Intervals Tutorial
Posted in Tutorials Also tagged chi-squared, Confidence Interval for a Mean, Confidence Interval for the Difference between Two Means, Confidence Intervals, Confidence Level, Six Sigma Z Confidence Intervals for Means, t Confidence Interval, t Confidence Interval for a Variance, Z Confidence Interval, Z Confidence Interval for Means, Z Confidence Interval for Proportions 2 Comments