How much do wild mountain lions weigh? Adult wild mountain lions (18 months or older) captured and released for the first time in the San Andres Mountains had the following weights (pounds): 69 106...


How much do wild mountain lions weigh? Adult wild mountain lions (18 months or older) captured and released for the first time in the San Andres Mountains had the following weights (pounds):














691061351276064



Assume that the population ofx values has an approximately normal distribution.


(a) Use a calculator with mean and sample standard deviation keys to find the sample mean weight x and sample standard deviations. (Round your answers to one decimal place.)

1. x = _______ lb

2.
s
= _______ lb


(b) Find a 75% confidence interval for the population average weight ? of all adult mountain lions in the specified region. (Round your answers to one decimal place.)

Lower limit: ______ lb

Upper limit: ______lb


Jun 10, 2022
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