Question Part |
Points |
Submissions Used |
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 gave the following weights (pounds):
wild mountain lions weigh? Adult wild mountain lions (18 months or
older) captured and released for the first time in the San Andres
Mountains gave the following weights (pounds):
| 67 | 102 | 132 | 130 | 60 | 64 |
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 weight x and sample
standard deviation s. (Round your answers to one decimal
place.)
calculator with mean and sample standard deviation keys to find the
sample mean weight x and sample
standard deviation s. (Round your answers to one decimal
place.)
| x = | lb |
| s = | lb |
(b) Find a 75% confidence interval for the population average
weight
μ of all adult mountain lions in the specified region. (Round
your answers to one decimal place.)
| lower limit | lb |
| upper limit | lb |
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