Fun with the DJIA and Excel
From 1970 to November 1994, taking a point sample every 5 years, the values of the Dow Jones Industrial Average can be plotted closely with this:
y = 10.389x^3 + 96.31x^2 - 479.94x + 1150
R^2 = 0.9938
After November 1994, the actual value of the average skyrockets off of the projected curve, not coming back to meet or cross it until, well, the ( Read more... )
y = 10.389x^3 + 96.31x^2 - 479.94x + 1150
R^2 = 0.9938
After November 1994, the actual value of the average skyrockets off of the projected curve, not coming back to meet or cross it until, well, the ( Read more... )
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