Impact of Global Warming. Do you think global warming will have an impact on
you during your lifetime? A 2014 CBS News/New York Times poll of 1000 adults
in the United States asked this question (CBS News website). Consider the
responses by age groups shown below.
Response
Age
18229 301
Yes
134 293
No
131 432
Unsure
2
8
a. What is the probability that a respondent 18–29 years of age thinks that global
warming will not pose a serious threat during his/her lifetime?
b. What is the probability that a respondent 30+ years of age thinks that global
warming will not pose a serious threat during his/her lifetime?
c. For a randomly selected respondent, what is the probability that a respondent
answers yes?
d. Based on the survey results, does there appear to be a difference between ages
18–29 and 30+ regarding concern over global warming?

Answer rating: 100% (QA)

a Probability that a respondent aged 1829 who thinks that heating wont pose a significant threat dur... View the full answer