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Team V3
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Time Series Analysis (Forecasting)
Join me as I perform a Time Series Analysis on the aus_retail dataset of the tsibbledata package in RStudio. Here is a brief outline of what we’ll do in this session: Wrangling data Exploratory data analysis Building models Evaluating accuracy Forecasting
ISLR-smarket
smarket
Plot
Document
This dataset, sourced from Kaggle, captures one year of sales transaction data from a UK-based e-commerce store specializing in gifts and homewares for adults and children. The London-based retailer, in operation since 2007, serves a global customer base through its website, attracting both individual buyers and small businesses purchasing in bulk for resale. The data reflects the purchasing behavior of these diverse customer groups over a year.
241031
Modelos VEC
Este tutorial oferece uma abordagem prática para a estimação e análise de Modelos de Correção de Erros Vetoriais (VEC), uma extensão dos modelos VAR aplicada a séries temporais cointegradas. Utilizando dados simulados de PIB e Taxa de Juros, abordaremos os Testes de Cointegração de Engle-Granger e Johansen, além de elementos fundamentais para a construção de um modelo VEC, como testes de raiz unitária e interpretação de parâmetros de cointegração.
Lubridate
Date and Time Analysis with Lubridate