Publications by Souleymane Doumbia, Group Member: Fomba Kassoh
Time Series
Libraries library(fpp3) ## Warning: package 'fpp3' was built under R version 4.3.3 ## Registered S3 method overwritten by 'tsibble': ## method from ## as_tibble.grouped_df dplyr ## ── Attaching packages ─────────────────────────────────────────�...
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Analysis of IIJA FundingAllocation - Story 1
Analysis of IIJA Funding Allocation Souleymane Doumbia 2024-10-06 Introduction This report examines the allocation of the Infrastructure Investment and Jobs Act (IIJA) funding across U.S. states and territories. The analysis addresses two key questions: Is the allocation equitable based on the population and infrastructure needs of the states, ...
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SouleymaneD D608 Story 1
Analysis of IIJA Funding Allocation Souleymane Doumbia 2024-10-06 Introduction This report examines the allocation of the Infrastructure Investment and Jobs Act (IIJA) funding across U.S. states and territories. The analysis addresses two key questions: Is the allocation equitable based on the population and infrastructure needs of the states, ...
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Preprocessing
Exercise 3.1: Exploring the Glass Dataset (a) Using visualizations to explore the predictor variables # Load the Glass data data(Glass) Glass <- Glass # Basic structure of the dataset str(Glass) ## 'data.frame': 214 obs. of 10 variables: ## $ RI : num 1.52 1.52 1.52 1.52 1.52 ... ## $ Na : num 13.6 13.9 13.5 13.2 13.3 ... ## $ Mg : nu...
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Data Preprocessing/Overfitting
Exercise 3.1: Exploring the Glass Dataset (a) Using visualizations to explore the predictor variables # Load the Glass data data(Glass) Glass <- Glass # Basic structure of the dataset str(Glass) ## 'data.frame': 214 obs. of 10 variables: ## $ RI : num 1.52 1.52 1.52 1.52 1.52 ... ## $ Na : num 13.6 13.9 13.5 13.2 13.3 ... ## $ Mg : nu...
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Data Mining: multiple linear regression model
{r setup, include=FALSE} knitr::opts_chunk$set(echo = TRUE) Load Required Libraries options(repos = c(CRAN = "https://cloud.r-project.org")) # Function to install a package if not already installed install_if_needed <- function(pkg) { if (!requireNamespace(pkg, quietly = TRUE)) { install.packages(pkg) } } # List of packages to check and ...
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Time Series Forecasting Exercises
Exercise 1.: Forecasting Australian Population, Bricks, NSW Lambs, Household Wealth, and Australian Takeaway Food Turnover Australian Population Forecast (global_economy) # Loading global_economy dataset global_economy <- global_economy aus_pop <- global_economy %>% filter(Country == "Australia") %>% select(Year, Population) # Plotting Australian...
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SouleymaneD Time series decomposition Week 3
Libraries library(fpp3) ## Warning: package 'fpp3' was built under R version 4.3.3 ## Registered S3 method overwritten by 'tsibble': ## method from ## as_tibble.grouped_df dplyr ## ── Attaching packages ─────────────────────────────────────────�...
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SouleymaneD Week 2 Time Series
Libraries library(fpp3) ## Warning: package 'fpp3' was built under R version 4.3.3 ## Registered S3 method overwritten by 'tsibble': ## method from ## as_tibble.grouped_df dplyr ## ── Attaching packages ─────────────────────────────────────────�...
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Final Project 605
Libraries library(tidyverse) ## ── Attaching core tidyverse packages ──────────────────────── tidyverse 2.0.0 ── ## ✔ dplyr 1.1.3 ✔ readr 2.1.4 ## ✔ forcats 1.0.0 ✔ stringr 1.5.0 ## ✔ ggplot2 3.4.4 ✔ tibble 3.2.1 ## ✔ lubridate 1.9.3 ✔ tidyr ...
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