Confidence intervals show the likelihood a data range contains the true mean, aiding investment decisions. A wider interval suggests lower estimate accuracy, influencing market and risk analysis ...

It is counterintuitive that, with a sample of only one value from a normal distribution, one can construct a finite confidence interval of any size for the mean. It goes just as much against standard ...

This is a preview. Log in through your library . Abstract This paper obtains and explores a family of confidence procedures for the mean of a normal distribution which are, in a certain sense, more ...

This applet allows users to drag sliders to change the confidence level and sample size. The applet helps users visualize the meaning of the phrase "C% confidence," by showing that C% of the samples ...