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College students were asked, "How often do you wear a seat belt when riding in a car driven by someone else?" The response frequencies appear in the table to the right. (a) Construct a probability model for seat-belt use by a passenger. (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? (a) Complete the table below. Response Never Rarely Probability Sometimes Most of the time Always Response Frequency 106 332 592 1215 2767 Never Rarely Sometimes Most of the time Always (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? ||||||

College students were asked, "How often do you wear a seat belt when riding in a car driven by someone else?" The response frequencies appear in the table to the right. (a) Construct a probability model for seat-belt use by a passenger. (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? (a) Complete the table below. Response Never Rarely Probability Sometimes Most of the time Always Response Frequency 106 332 592 1215 2767 Never Rarely Sometimes Most of the time Always (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? ||||||

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 50E: Flexible Work Hours In a recent survey, people were asked whether they would prefer to work flexible...
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U O X Ho Qu Ho In a national survey college students were asked, "How often do you wear a seat belt when riding in a car driven by someone else?" The response frequencies appear in the table to the right. (a) Construct a probability model for seat-belt use by a passenger. (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? (a) Complete the table below. Response Never Rarely Probability Sometimes Most of the time Always ... Response Never Rarely (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? A. Yes, because 0.01 <P(never) <0.10. B. Yes, because P(never) < 0.05. C. No, because the probability of an unusual event is 0. OD. No, because there were 106 people in the survey who said they never wear their seat belt. Sometimes Most of the time Always Frequency 106 332 592 1215 2767
Transcribed Image Text:U O X Ho Qu Ho In a national survey college students were asked, "How often do you wear a seat belt when riding in a car driven by someone else?" The response frequencies appear in the table to the right. (a) Construct a probability model for seat-belt use by a passenger. (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? (a) Complete the table below. Response Never Rarely Probability Sometimes Most of the time Always ... Response Never Rarely (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (Round to the nearest thousandth as needed.) (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? A. Yes, because 0.01 <P(never) <0.10. B. Yes, because P(never) < 0.05. C. No, because the probability of an unusual event is 0. OD. No, because there were 106 people in the survey who said they never wear their seat belt. Sometimes Most of the time Always Frequency 106 332 592 1215 2767
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