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Suppose that 20% of all Great Danes (breed of dog) suffer from hip dysplasia. In a random sample of 100 Great Danes, let hat p
Suppose that 20% of all Great Danes (breed of dog) suffer from hip dysplasia. In a random sample of 100 Great Danes, let hat p denote the proportion of dogs that have hip dysplasia.
1)The expected value of p is
2)The standard deviation of p is
3)What is the probability that less than 30% of the sample Great Danes suffer from hip dysplasia, that is, what is P(p<.30)?
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