Publications by Darwhin Gomez
607 lab 4
Lab 4: Data Transformations Author Darwhin Gomez Overview: Large Technology Stocks For this assignment we practice data transformation using a dataset of the daily prices and daily trading volumes of a group of large technology stocks that trade on US stock exchanges. Click here to download stocks.csv, which contains data going back to 2000. Th...
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Assignment 4
1 The UC Irvine Machine Learning Repository6 contains a data set related to my_glass identification. The data consist of 214 my_glass samples labeled as one of seven class categories. There are nine predictors, including the refractive index and percentages of eight elements: Na, Mg, Al, Si, K, Ca, Ba, and Fe. The data can be accessed via: Us...
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Assignment 3
Do exercises 5.1, 5.2, 5.3, 5.4 and 5.7 in the Hyndman book. Please submit your Rpubs link as well as your .pdf file showing your run code. library(feasts) ## Warning: package 'feasts' was built under R version 4.4.1 ## Loading required package: fabletools ## Warning: package 'fabletools' was built under R version 4.4.1 ## Registered S3 method ov...
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Data 607 Lab1
Lab 1 Airbrb NYC Author Darwhin Gomez Published September 15, 2024 load packages library(tidyverse) Warning: package 'tidyverse' was built under R version 4.4.1 Warning: package 'ggplot2' was built under R version 4.4.1 ── Attaching core tidyverse packages ──────────────────────── tidyve...
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Assignment 2
3.1 Consider the GDP information in global_economy. Plot the GDP per capita for each country over time. Which country has the highest GDP per capita? How has this changed over time? global_economy %>% autoplot(GDP/Population, show.legend = FALSE) ## Warning: Removed 3242 rows containing missing values or values outside the scale range ## (`geom...
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Data 324 Homework 1
library(fpp3) Exercises 2.1, 2.2, 2.3, 2.4, 2.5 and 2.8 Explore the following four time series: Bricks from aus_production, Lynx from pelt, Close from gafa_stock, Demand from vic_elec. ?aus_production ## starting httpd help server ... done Quarterly production of selected commodities in Australia. Description Quarterly estimates of selected ...
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