The following table represents the internet advertising revenue (in billions). (x represents the time in years since 2007) Round function values to nearest hundredth a) Find and write out the linear function of best fit for this data. b) Find and write out the exponential function of best fit for this data. c) Find and write out the quadratic function of best fit for this data. d) Create a table of the r squared values together with each of your best fit curves (round to nearest thousandth). e) Copy the best of the best fit functions here. Explain how you picked this function. f) Use your best function to estimate the Internet Advertising Revenue this year. Year 2007 2008 2009 2010 2011 2012 2013 2014 Internet Advertising Revenue (in billions) 21.2 23.4 22.7 25.8 28.5 32.6 36 40.5
The following table represents the internet advertising revenue (in billions). (x represents the time in years since 2007)
Round function values to nearest hundredth
-
a) Find and write out the linear function of best fit for this data.
-
b) Find and write out the exponential function of best fit for this data.
-
c) Find and write out the quadratic function of best fit for this data.
-
d) Create a table of the r squared values together with each of your best fit curves (round to nearest thousandth).
-
e) Copy the best of the best fit
functions here. Explain how you picked this function. -
f) Use your best function to estimate the Internet Advertising Revenue this year.
|
Year |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
|
Internet Advertising Revenue (in billions) |
21.2 |
23.4 |
22.7 |
25.8 |
28.5 |
32.6 |
36 |
40.5 |
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