Although studies continue to show smoking leads to significant health problems, 30% of adults in a country smoke. Consider a group of 250 adults, and use the normal approximation of the binomial distribution to answer the questions below. (b) What is the probability that fewer than 65 smoke? Use the normal approximation of the binomial distribution to answer this question. (Round your answer to four decimal places.) (c) What is the probability that from 80 to 85 smoke? Use the normal approximation of the binomial distribution to answer this question. (Round your answer to four decimal places.)
Although studies continue to show smoking leads to significant health problems, 30% of adults in a country smoke. Consider a group of 250 adults, and use the normal approximation of the binomial distribution to answer the questions below. (b) What is the probability that fewer than 65 smoke? Use the normal approximation of the binomial distribution to answer this question. (Round your answer to four decimal places.) (c) What is the probability that from 80 to 85 smoke? Use the normal approximation of the binomial distribution to answer this question. (Round your answer to four decimal places.)
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 1SE: What term is used to express the likelihood of an event occurring? Are there restrictions on its...
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Although studies continue to show smoking leads to significant health problems, 30% of adults in a country smoke. Consider a group of 250 adults, and use the normal approximation of the binomial distribution to answer the questions below.
(b)
What is the probability that fewer than 65 smoke? Use the normal approximation of the binomial distribution to answer this question. (Round your answer to four decimal places.)
(c)
What is the probability that from 80 to 85 smoke? Use the normal approximation of the binomial distribution to answer this question. (Round your answer to four decimal places.)
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