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Underage drinking, Part I. Data collected by the Substance Abuse and Mental Health Services Administration (SAMSHA) suggests that 69.7% of 18-20 year olds consumed alcoholic beverages in 2008.49
(a) Suppose a random sample of ten 18-20 year olds is taken. Is the use of the binomial distribution appropriate for calculating the probability that exactly six consumed alcoholic beverages? Explain.
(b) Calculate the probability that exactly 6 out of 10 randomly sampled 18- 20 year olds consumed an alcoholic drink.
(c) What is the probability that exactly four out of ten 18-20 year olds have not consumed an alcoholic beverage?
(d) What is the probability that at most 2 out of 5 randomly sampled 18-20 year olds have consumed alcoholic beverages?
(e) What is the probability that at least 1 out of 5 randomly sampled 18-20 year olds have consumed alcoholic beverages?
What type of probability distribution is presented? Find the probability that exactly 5 of his saplings will die in that first winter. Round to 4 decimal places. Find the probability that 5 or less of saplings will die in that first winter. Round to ..
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Compute standard normal z-score corresponding to value of x = 23. e. Determine P(x 23). G. Determine P(16
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The overhead reach distances of adult females are normally distributed with a mean of 202.5 cm and a standard deviation of 8.6cm.a. Find the probability that an individual distance is greater than 212.50cm.
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