Determine the exponential regression of the data below using either a calculator or spreadsheet program. Then, estimate the x value when the y value is 75. Round your calculations and answer to two decimal places.(1,56),(3,40),(5,32),(7,25),(9,18),(11,10),(13,7),(15,2)

Question
Asked Nov 17, 2019
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Determine the exponential regression of the data below using either a calculator or spreadsheet program. Then, estimate the x value when the y value is 75. Round your calculations and answer to two decimal places.
(1,56),(3,40),(5,32),(7,25),(9,18),(11,10),(13,7),(15,2)
 
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Expert Answer

Step 1

Given that

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у 56 1 40 5 32 7 25 18 11 10 13 7 15 2 9 X

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Step 2

 

To estimate the x value when the y value is 75.

Step 3
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let exponetial regression is y AB ...1) where B e A = (In y -xn B) -Σ -3) -Σ(ny - hy) -Σx-3) ny - Iny)

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