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Question: Wireless service spending The total amount spent in the United States for wireless communication services, S (in billions of dollars), can be modeled (that is, approximated with some accuracy) by

S = 6.205 + 11.23t

where t is the number of years past 1995 (Source: Cellular Telecommunications and Internet Association).

(a) What value of t represents the year 2012?

(b) What values of t give S > 250?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92584075

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