The confidence interval for the variance has upper and lower limits equal to the squares of the corresponding upper and lower limits for the standard deviation. Figure 38.11 shows a table of the 95% ...
A confidence interval is a statistical concept that shows how likely it is that a range based on a sample of a population contains the mean, or the actual figure, for that data set. It’s useful when a ...
This example considers a data set given in Lawless (1982). The data are the number of days it took rats painted with a carcinogen to develop carcinoma. The last two observations are censored. Maximum ...
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