Alcohol probabilities. 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. (a) What is the probability that at most 6 of 11 randomly sampled 18-20 year olds have consumed alcoholic beverages? (b) What is the probability that at least 7 of 11 randomly sampled 18-20 year olds have consumed alcoholic beverages?

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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how do i solve parts A & b?
Alcohol probabilities. 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.
(a) What is the probability that at most 6 of 11 randomly sampled 18-20 year olds have consumed alcoholic
beverages?
(b) What is the probability that at least 7 of 11 randomly sampled 18-20 year olds have consumed alcoholic
beverages?
Transcribed Image Text:Alcohol probabilities. 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. (a) What is the probability that at most 6 of 11 randomly sampled 18-20 year olds have consumed alcoholic beverages? (b) What is the probability that at least 7 of 11 randomly sampled 18-20 year olds have consumed alcoholic beverages?
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