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Let X denote the distance (m) that an animal moves from its birth site to the first territorial vacancy it encounters. Suppose that for banner-tailed kangaroo rats, X has an exponential distribution with parameter λ = 0.01347.
(a) What is the probability that the distance is at most 100 m? At most 200 m? Between 100 and 200 m? (Round your answers to four decimal places.)
at most 100 m
at most 200 m
between 100 and 200 m
(b) What is the probability that distance exceeds the mean distance by more than 2 standard deviations? (Round your answer to four decimal places.)
Normally distributed with a=2.6inches, answer the following questions. What is the percentile rank of a 20 to 29 year old female who is 60 inches tall?
it is estimated that 3.6 of the general population will live past their 90th birthday. in a graduating class of 733
A car manufacturer has redesigned the anti-theft device on one of its models to increase the time that it takes for a professional car thief to be able to steal the car.
question you have been asked for assistance regarding the type of surveys that should be used in five research
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Convert the height of the stack of pennies into meters. Calculate how many pennies would be needed to make a tower 1 billion meters tall. Give answer in both standard calculation and in scientific notation.
In a poll of 1,004 adults, 93% indicated that restaurants and bars should refuse service to patrons who have had too much to drink. Construct the 90% confidence interval for the proportion of all adults who feel the identical way.
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A state meat inspector in Iowa has been given the assignment of estimating the mean net weight of packages of ground chuck labeled “3 pounds.” Of course, he realizes that the weights cannot be precisely 3 pounds. A sample of 36 packages reveals the m..
An elevator starts with 7 passengers and stops at 10 floors (not counting the floor they got on). What is the probability that no two passengers leave the elevator on the same floor?
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