
Tra'von J.
asked 11/06/23Regression to find an exponential equation
x | 1 | 2 | 3 | 4 | 5 | 6 |
y | 965 | 1759 | 3020 | 4739 | 8475 | 14979 |
Use regression to find an exponential equation that best fits the data above. The equation has form y=abx�=��� where:
a =
b =
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1 Expert Answer

Bradford T. answered 11/06/23
Tutor
4.9
(29)
Retired Engineer / Upper level math instructor
Add a third row to the table with values of ln(y)
y=abx
ln(y) = ln(a)+xln(b)
y-hat=A+Bx
Use regression to find A and B
a=eA
b=eB
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Doug C.
Here is how to find a and b on Desmos. Create a table and enter the x and y values. The tilde is the regression operator (~). desmos.com/calculator/wghoeswuoo You can do similar on graphing calculator like TI-83/84.11/06/23