140 Birds in butterfly hot spots. Hot spots are species-rich geographical areas. A Nature (Sept. 1993) study

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140 Birds in butterfly hot spots. “Hot spots” are species-rich geographical areas. A Nature (Sept. 1993) study estimated the probability of a bird species in Great Britain inhabiting a butterfly hot spot at .70. Consider a random sample of 4 British bird species selected from a total of 10 tagged species. Assume that 7 of the 10 tagged species inhabit a butterfly hot spot.

a. What is the probability that exactly half of the 4 bird species sampled inhabit a butterfly hot spot?

b. What is the probability that at least 1 of the 4 bird species sampled inhabits a butterfly hot spot?

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Statistics

ISBN: 9781292022659

12th International Edition

Authors: James T Mcclave, Terry Sincich

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