Mathematics, 13.12.2019 21:31 tiniecisneros28
Five individuals from an animal population thought to be near extinction in a certain region have been caught, tagged, and released to mix into the population. after they have had an opportunity to mix, a random sample of 10 of these animals is selected. let x- the number of tagged animals in the second sample. suppose there are actually 25 animals of this type in the region.
a. what is the distribution of x?
b. compute the values for e(x) and var(x)
c. what is the probability that none of the animals in the second sample are tagged?
d. what is the probability that all of the animals in the second sample are tagged?
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