Mathematics, 13.03.2020 01:03 annan65

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. If there are actually 25 animals of this type in the region, what is the E(X)?

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