Equation grapher is an easy-to-use software for 2D function graphing.
Least Cubic Method is a new method for data regression analyse , it expanded Least Square Method.
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NLREG performs nonlinear regression and curve fitting. NLREG fits a mathematical function whose form you specify to a set of data values. Virtually any type of function can be fitted.
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Solves constrained nonlinear parameter estimation problems (nonlinear regression, data, curve and surface fitting) and computes statistical analysis data, e.g., confidence intervals
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Student Grade Calculator for Excel makes easy work of grading students. It quickly weights the students grades on a per-assignment basis.
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Calculate the percentage of any number out of any number.Great little tool to have on hand.
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