The following table gives the number I = I(t), in millions, of adult Americans with Internet access in year t. %3D t = Year 2000 2003 2009 I = Millions of adult Americans 105 155 185 (a) Find I(2009). I(2009) = million adult Americans Explain what I(2009) means. O This means that 185 million adult Americans had Internet access in 2009. This means that 445 American households had Internet access in 2003.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 32E
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5.
DETAILS
CRAUDCOLALG6 1.2.EX.009.MI.
The following table gives the number I = I(t), in millions, of adult Americans with Internet access in year t.
t = Year
I = Millions of adult Americans
2000
2003
2009
105
155
185
(a) Find I(2009).
I(2009) =
million adult Americans
Explain what I(2009) means.
o This means that 185 million adult Americans had Internet access in 2009.
o This means that 445 American households had Internet access in 2003.
o This means that 445 million adult Americans had Internet access in 2009.
o This means that 185 adult Americans had Internet access in 2003.
(b) Find the average rate of change per year during the period from 2000 to 2003. (Round your answer to one decimal place.)
million per year
(c) Estimate the value of I(2001). (Round your answer to one decimal place.)
I(2001) =
million
Explain how you got your answer.
I(2001) =
+ 1 x
million
Transcribed Image Text:5. DETAILS CRAUDCOLALG6 1.2.EX.009.MI. The following table gives the number I = I(t), in millions, of adult Americans with Internet access in year t. t = Year I = Millions of adult Americans 2000 2003 2009 105 155 185 (a) Find I(2009). I(2009) = million adult Americans Explain what I(2009) means. o This means that 185 million adult Americans had Internet access in 2009. o This means that 445 American households had Internet access in 2003. o This means that 445 million adult Americans had Internet access in 2009. o This means that 185 adult Americans had Internet access in 2003. (b) Find the average rate of change per year during the period from 2000 to 2003. (Round your answer to one decimal place.) million per year (c) Estimate the value of I(2001). (Round your answer to one decimal place.) I(2001) = million Explain how you got your answer. I(2001) = + 1 x million
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