Publications by VIctor H Torres
Project2
INSTRUCTIONS Hide Assignment Information Instructions Project #2 (Team) Assignment This is role playing. I am your new boss. I am in charge of production at ABC Beverage and you are a team of data scientists reporting to me. My leadership has told me that new regulations are requiring us to understand our manufacturing process, the predictive ...
6020 sym Python (5611 sym/37 pcs) 37 img 4 tbl
Homework10
Instructions Imagine 10000 receipts sitting on your table. Each receipt represents a transaction with items that were purchased. The receipt is a representation of stuff that went into a customer’s basket - and therefore ‘Market Basket Analysis’. That is exactly what the Groceries Data Set contains: a collection of receipts with each line...
3407 sym R (30125 sym/31 pcs) 7 img
Homework9
Do problems 8.1, 8.2, 8.3, and 8.7 in Kuhn and Johnson. Please submit the Rpubs link along with the .rmd file. library(tidyverse) library(mlbench) library(randomForest) library(caret) library(rpart) library(rpart.plot) library(party) library(partykit) library(gbm) library(AppliedPredictiveModeling) library(imager) Problems 8.1. Recreat...
6253 sym R (8588 sym/38 pcs) 4 img
Homework8
Do problems 7.2 and 7.5 in Kuhn and Johnson. There are only two but they have many parts. Please submit both a link to your Rpubs and the .rmd file. library(tidyverse) library(fpp3) library(nnet) library(kernlab) library(AppliedPredictiveModeling) library(RANN) library(dplyr) library(mlbench) library(caret) library(earth) Problems 7.2....
2936 sym R (15753 sym/56 pcs) 11 img
Homework7
Instructions In Kuhn and Johnson do problems 6.2 and 6.3. There are only two but they consist of many parts. Please submit a link to your Rpubs and submit the .rmd file as well. library(tidyverse) library(caret) library(AppliedPredictiveModeling) library(corrplot) Problems 6.2 Developing a model to predict permeability (see Sect. 1.4) could...
5460 sym R (18260 sym/46 pcs) 8 img
Project 1
This project consists of 3 parts - two required and one bonus and is worth 15% of your grade. The project is due at 11:59 PM on Sunday Apr 11. I will accept late submissions with a penalty until the meetup after that when we review some projects. Parts Libraries library(readxl) library(fpp3) ## Warning: package 'fpp3' was built under R versio...
4185 sym R (32891 sym/202 pcs) 39 img
homework6
Do the exercises 9.1, 9.2, 9.3, 9.5, 9.6, 9.7, 9.8 in Hyndman. Please submit both the Rpubs link as well as your .rmd file. library(fpp3) ## Warning: package 'fpp3' was built under R version 4.4.1 ## Registered S3 method overwritten by 'tsibble': ## method from ## as_tibble.grouped_df dplyr ## ── Attaching packages ──�...
8047 sym R (13671 sym/99 pcs) 29 img
homework5
Do exercises 8.1, 8.5, 8.6, 8.7, 8.8, 8.9 in Hyndman. Please submit both the link to your Rpubs and the .pdf file with your run code library(fpp3) ## Warning: package 'fpp3' was built under R version 4.4.1 ## Registered S3 method overwritten by 'tsibble': ## method from ## as_tibble.grouped_df dplyr ## ── Attaching package...
5859 sym R (10921 sym/51 pcs) 10 img
Story 3
Story -3 : Do stricter gun laws reduce firearm gun deaths? The CDC publishes firearm mortality for each State per 100,000 persons https://www.cdc.gov/nchs/pressroom/sosmap/firearm_mortality/firearm.htm. Each State’ firearm control laws can be categorized as very strict to very lax. The purpose of this Story is to answer the question, ” Do s...
2121 sym R (18396 sym/24 pcs)
Homework3
Do exercises 5.1, 5.2, 5.3, 5.4 and 5.7 in the Hyndman book. 1. Produce forecasts for the following series using whichever of NAIVE(y), SNAIVE(y) or RW(y ~ drift()) is more appropriate in each case: Australian Population. Population usually tends to be upward, the best series for this scenario would be the RW(y ~ drift()). data('global_economy...
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