Publications by Bonnie Cooper
DATA605 HW #13
Data 605 Homework Wk13 Bonnie Cooper library( ggplot2 ) #1 Use integration by substitution to solve the integral below. \[\int 4e^{-7x}dx\] 1. move constant in front \[\longrightarrow 4 \int e^{-7x}dx\] 2. substitute in \(u=-7x\) \[-4\int e^udu\longrightarrow -4\int -\frac{1}{7}e^udu\longrightarrow -\frac{4}{7}\int e^u du\] 3. apply common form...
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DATA605 HW #12
Data 605 Homework Wk12 Bonnie Cooper This assignment with use the ‘who.csv’ data set. The following code loads the necessary r libraries and data into the working environment: library( tidyverse ) #tidyverse to model our data & other functions library( ggplot2 ) #basic plotting of our lin. model fit + data library( ggfortify ) #plot ...
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DATA605 HW #11
DATA605: Assignment #11 Bonnie Cooper Using the “cars” dataset in R, build a linear model for stopping distance as a function of speed and replicate the analysis of your textbook chapter 3 (visualization, quality evaluation of the model, and residual analysis.) Housekeeping load the r libraries that will be used for this exercise: library( ...
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Lego Linear Regression
Simple Linear Regression: Lego Data Set Bonnie Cooper The Lego Data Set The following code will walk through a simple linear regression fit with using r tidyverse methods and the Lego Sets dataset from kaggle.com. This dataset holds data features for lego sets available through lego.com including the number of pieces in a set, listed sal...
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Simple Multiple Linear Regression
Obesity Levels with Eating & Physical habits Dataset a regression analysis done in the tidyverse by Bonnie Cooper The following analysis explores the “Estimation of obesity levels based on eating habits and physical condition Data Set”, a dataset consisting of features that quantify the eating and physical habits of individuals as we...
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Beijing Air Quality
Beijing Air Quality: Estimating particulate load from concentration of common pollutants. a multiple regression analysis done in the tidyverse by Bonnie Cooper Small and fine particulates have become a more recent measure of air quality. The following code performs a regression analysis to model particulate load by other pollutants typic...
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Discussion Week 4
Discussion Week 14 Bonnie Cooper 7.1.18 Find the total area enclosed by the functions \(f\) and \(g\) where: \[f(x) = -x^3 +5x^2+2x+1\] \[g(x) = 3x^2+ x+3\] to start, let’s visualize the functions: library( ggplot2 ) p <- ggplot(data = data.frame(x = 0), mapping = aes(x = x)) fun.1 <- function(x) -x^3 +5*x^2 + 2*x + 1 fun.2 <- function(x) 3*x...
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Discussion Week16
Discussion Week 16 Bonnie Cooper 12.3.10 find \(f_x\), \(f_y\), \(f_{xx}\), \(f_{yy}\), \(f_{xy}\) and \(f_{yx}\) for the equation: \(f(x,y) = y^3 + 3xy^2 + 3x^2y + x^3\) \(f_x\) \(f_x = 3y^2 + 6xy + 3x^2\) \(f_y\) \(f_y = 3y^2 + 6xy + 3x^2\) \(f_{xx}\) \(f_{xx} = 6y + 6x\) \(f_{yy}\) \(f_{yy} = 6y + 6x\) \(f_{xy}\) \(f_{xy} = 6y + 6x\) \(...
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DATA605 Final Exam Problem2
DATA605 Final Project Problem 2 Bonnie Cooper Computational Mathematics: Kaggle Dataset You are to register for Kaggle.com (free) and compete in the House Prices: Advanced Regression Techniques competition. Make ready with relevant libraries: library( tidyverse ) library( tidymodels ) library( ggplot2 ) library( correlationfunnel ) library(resha...
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DATA605 Final Exam Problem1
DATA605 Final Project Problem 1 Bonnie Cooper Computational Mathematics: Probability Libraries Used: library( dplyr ) library( janitor ) Generating Random Numbers Using ‘R’, generate a random variable \(X\) that has 10,000 random uniform numbers from 1 to \(N\), where \(N\) can be any number of your choosing greater than or equal to 6. Then...
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