For this series of questions you will consider a large population of crabs in which 40% are infected with a parasitic worm. 9a) What is the probability that if we take a sample of 7 crabs, none of them will be infected? 9b)What is the probability that if we take a sample of 7 crabs, one of them will be infected? 9c)What is the probability that if we take a sample of 7 crabs, two of them will be infected?

MATLAB: An Introduction with Applications
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For this series of questions you will consider a large population of crabs in which 40% are infected with a parasitic worm. 

9a) What is the probability that if we take a sample of 7 crabs, none of them will be infected?

9b)What is the probability that if we take a sample of 7 crabs, one of them will be infected?

9c)What is the probability that if we take a sample of 7 crabs, two of them will be infected?

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