Concept explainers
Solve.
Podcasts. The percentage of Americans ages 12 and older who have listened to at least one podcast in a given month has increased from 9% in 2008 to 17% in 2015. [7.3]
Data: Pew Research Center, State of the News Media 2015
a. Let
represent the percentage of Americans ages 12 and older who have listened to at least one podcast in a given month, t years after 2008. Find a linear function that fits the data.
b. Use the function from part (a) to predict the percentage of Americans ages 12 and older listening to at least one podcast in a given month in 2020.
c. If the trend continues, in what year will one-fourth of Americans ages 12 and older listen to at least one podcast per month?
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Elementary and Intermediate Algebra: Concepts and Applications (7th Edition)
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