The table summarizes data on smoking status and perceived risk of smoking and is consistent with summary quantities obtained in a Gallup Poll conducted in November 2002. Assume that it is reasonable to consider these data as representative of the U.S. adult population. Perceived Risk Smoking Status Very Harmful Somewhat Harmful Not Too Harmful Not at All Harmful Current Smoker Former Smoker Never Smoked 58 32 1 71 16 95 12 2

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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The table summarizes data on smoking status and perceived risk of smoking and is consistent with summary quantities obtained in a Gallup Poll conducted in November 2002. Assume that it is
reasonable to consider these data as representative of the U.S. adult population.
Perceived Risk
Smoking Status Very Harmful Somewhat Harmful Not Too Harmful Not at All Harmful
Current Smoker
58
32
1
Former Smoker
71
16
2
Never Smoked
95
12
1
Transcribed Image Text:The table summarizes data on smoking status and perceived risk of smoking and is consistent with summary quantities obtained in a Gallup Poll conducted in November 2002. Assume that it is reasonable to consider these data as representative of the U.S. adult population. Perceived Risk Smoking Status Very Harmful Somewhat Harmful Not Too Harmful Not at All Harmful Current Smoker 58 32 1 Former Smoker 71 16 2 Never Smoked 95 12 1
(b) What is the probability that a randomly selected U.S. adult views smoking as very harmful? (Give the answer to four decimals places.)
Transcribed Image Text:(b) What is the probability that a randomly selected U.S. adult views smoking as very harmful? (Give the answer to four decimals places.)
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