How much do wild mountain lions weigh? Adult wild mountain lions (18 months or older) captured and following weights (pounds): 65 104 133 123 60 64 A USE SALT Assume that the population of x values has an approximately normal distribution. (a) Use a calculator with mean and sample standard deviation keys to find the sample mean wei decimal places.) x = 91.5 Ib s = 32.6236 Ib (b) Find a 75% confidence interval for the population average weight u of all adult mountain lions lower limit Ib Ib upper limit

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.