In 2010, there were 232.2 million cell phone subscribers in the United States. By 2020, the number
Question:
In 2010, there were 232.2 million cell phone subscribers in the United States. By 2020, the number of subscribers increased to 276.7 million.
a. What is the geometric mean annual percent increase for the period?
b. Using the annual percent increase, forecast the number of cell phone users in 2022.
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a b Using the 177 average annual incr...View the full answer
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Related Book For 
Statistical Techniques In Business And Economics
ISBN: 9781265779696
19th Edition
Authors: Douglas Lind, William Marchal, Samuel Wathen
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