Question

A biologist is sampling randomly from a population of 1000 birds of which 22-percent are red birds, 18-percent are blue birds, 15-percent are yellow birds, and 14-percent are hawks-

In statistics What is P(third largest yellow bird | yellow bird) and P (red birds | red birds or blue birds)? Give answer in the form of 0.xx

Answer 1

Solution :

A biologist is sampling randomly from a population of 1000 birds of which 22-percent are red birds, 18-percent are blue birds, 15-percent are yellow birds, and 14-percent are hawks.

To find : P(third largest yellow bird | yellow birds) and P (red birds | red birds or blue birds) !

Thus , from the given data , we have the following information ,

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(i) We have to find P(third largest yellow bird | yellow bird) :

Thus , we get , P(third largest yellow bird | yellow birds) = 0.04 .............................. (Ans)

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(ii) We have to find P(red birds | red birds or blue birds) :

Thus , we get , P(red birds | red birds or blue birds) = 0.55 .............................. (Ans)

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