Algebra Linear Graph given 2 points
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Log Equations Solutions
log(x+2) + log(x-4) =3 Logarithm equation solved- domain restrictions eliminated.
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Venn Diagams Union Intersection
Venn Diagrams to find the union and intersection combinations
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Precalculus Linear Equations solutions using coefficient matrix
This pdf file contains the solution to the linear equations x+y=3 and -3x+y= -1 ,using matrices.
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Precalculus Graphing Linear Inequalities
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Precalculus Long Division
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Calculus Area Under The Curve
Integration: Given a polynomial function, calculate the area between the polynomial function and the x-axis.
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Calculus Integration Trigonometric Substitution 1
Calculus integration using Trigonometric Substitution Method. This is part 1. Also download Part 2.
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Calculus Integration Trigonometric Substitution 2
Calculus integration using Trigonometric Substitution Method. This is part 2. Also download Part 1.
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Statistics Binomial Mean and Standard Deviation
Given the Binomial Distribution chart, calculate the population Mean and Standard Deviation.
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Statistics Binomial Distribution Probability
Uses Binomial Distribution to calculate probability
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Statistics Chi-Square Statistic Calculation
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Statistics Calculate Pvalue by Integral of Z Function
Somewhat advanced statistical process where the pvalue is determined without tables. This example finds the area under the curve by calculus integration of the Z probability distribution formula. A TI-89 calculator was used for integration.
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Statistics SPSS CrossTabulation
- SPSS CrossTabulation of Respondents Sex on Education ( Highest Level of education achieved).
- Based on the dataset "1991 U.S General Social Survey."
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Linear Regression with Excel
This Excel spreadsheet contains a sample of regression analysis using MS EXCEL. First, the raw data is presented. A regression analysis was performed and the output is provided. Then, a scatter-plot and regresion trendline were graphed for visual purposes. Last, my brief analysis overview demostrated the interpretation of the data.
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PERT Precedence Graph- Activity Nodes
PERT Precedence Graph output. Activities and precedence input data. Quantitative Analysis, Production and Operations management, Quantitative Methods and Operations Research.
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Computer Programming C++ Program - Calculate Roots Of Quadratic Equation
Enter quadratic equation 3 coefficients, prints real roots. (C compiler required. Otherwise, run the executable quadratic-equation-solver.exe below)
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Quadratic Equation Solver (executable .exe)
Quadratic Equation Solver. This is the executable program compiled from the c++ code above. You can run it from online or download it as a stand alone program for your computer.
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Accounting Depreciation-Straight Line and Sum of Years Digits
Accounting - Depreciation Straight Line, Sum of Years Digits compared.
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