4.51. The expected number of typographical errors on a page of a certain magazine is .2. What is the probability that the next page you read contains (a) 0 and (b) 2 or more typographical errors? Explain your reasoning!
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The probability of having 0 errors on a page is given by the formula P(X=k) = λ^k * e^-λ / k!, where k is the number of errors. Substituting λ=2 and k=0 into the formula, we get P(X=0) = 2^0 * e^-2 / 0! = e^-2 = 0.1353. So, the probability that the next page you Show more…
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