6.68 Cat Owners According to the American Veterinary Medical Association, 30% of Americans own a cat. a. Find the probability that exactly 2 out of 8 randomly selected Americans own a cat. b. In a random sample of 8 Americans, find the probability that more than 3 own a cat.
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We are given the probability of success (owning a cat) and the number of trials (Americans selected). Let $p$ be the probability that an American owns a cat, so $p = 0.30$. Let $q$ be the probability that an American does not own a cat, so $q = 1 - p = 1 - 0.30 = Show more…
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According to the American Veterinary Medical Association, $30 \%$ of Americans own a cat. a. Find the probability that exactly 2 out of 8 randomly selected Americans own a cat. b. In a random sample of 8 Americans, find the probability that more than 3 own a cat.
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According to the American Veterinary Medical Association, 30% of Americans own a cat. (a) Find the probability that exactly 2 out of 8 randomly selected Americans own a cat. (b) In a random sample of 8 Americans, find the probability that more than 3 own a cat.
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