27.34

A

 

 

 

 

0.31

B

 

 

 

 

0.36

Effective growth rate.

 

 

 

7

232.35

Projected price at the end of year 7

(1982).

 

Logarithmic Curve Fit

If your data does not fit a line or an exponential curve, try the following logarithmic curve fit. This is calculated according to the equation y = A + B (ln x), and all x values must be positive.

A typical logarithmic curve is shown below.

The procedure is as follows:

103