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With enough variables, it is possible to get an R2 value close to 1, even if the variables have no particular meaning in the model.
\(( - 1 ) ^ { n + 4 }\)
An expression representing alternating positive and negative values for different integers n.
\(n + 1\)
Represents the next consecutive integer or element following 'n' in a sequence.
\(\frac { 20 } { n + 1 }\)
A mathematical fraction expressing the relation of the number 20 to one more than some number n.
\(- 4\)
A negative integer, four units less than zero.
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