Tidyverse - Study guides, Class notes & Summaries
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mgg exam tidyverse/50 Questions with answers
- Exam (elaborations) • 5 pages • 2024
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mgg exam tidyverse/50 Questions with answers
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Summary Data Preparation and Workflow Management (dPrep) 2022/2023 - All Lectures, Readings, Tutorials
- Summary • 38 pages • 2022
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Summary of all the readings, lectures, and tutorials (incl. answers) for the course Data Preparation and Workflow Management (dPrep). Not in a bullet-list type of way so you have to figure everything out yourself, but in clear, concise language. 
This file is a must-have for the open-book exam of this course: this file contains everything!
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CS MGT6203 Data Analytics for Business Graded-Homework1-Part2 with Complete Solutions
- Exam (elaborations) • 14 pages • 2023
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Graded Homework #1: Part 2 
# For setting options for output formatting 
library(knitr) 
library(formatR) 
opts_chunk$set(=list(f=60),tidy=TRUE) 
# For creating tibble representation of data 
suppressWarnings(suppressMessages(library(tidyverse))) 
# Read data files 
# For Q1 
airbnb_data = ('D:GATECH6203HWairbnb_') 
airbnb_data<- as_tibble(airbnb_data) 
# For Q2 
direct_marketing_data = ('D:GATECH6203HWdirect_') 
direct_marketing_data <- as_tibble(direct...
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ST 308 Quiz 1 | Questions and Answers
- Exam (elaborations) • 9 pages • 2024
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ST 308 Quiz 1 | Questions and Answers What is the purpose of the R console? The console is where... a.) code is submitted to be evaluated b.) you can locate plots that have been created c.) you easily write code to save for later use d.) the help file associated with an R function appears What is the syntax used to store the output of some code in an R object? (Just write the symbol(s) needed and nothing else.) <- or = Suppose you ran the code below: my_sum <- sum(c(1:10)) my_sum True of...
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D467 DATA APPLICATIONS STUDY GUIDE COMPLETE LATEST UPDATED WESTERN GOVERNORS’ UNIVERSITY
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D467 DATA APPLICATIONS 
STUDY GUIDE COMPLETE 
LATEST UPDATED WESTERN 
GOVERNORS’ UNIVERSITY
Too much month left at the end of the money?
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My D204 WGU Study Set Latest Exam.
- Exam (elaborations) • 13 pages • 2024
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What are the most important drivers to a data analyst's team? - correct answer Questions 
 
What is the "Medici effect"? - correct answer Crossing diverse opinions positively affect other opinions 
 
What is the main reason projects fail? - correct answer Inadequate sponsor support 
 
What three factors are stakeholders mapped by? - correct answer Urgency 
Power 
Involvement 
 
What three aspects of the project are NON NEGOTIABLE? - correct answer Quality 
Cost 
Time 
 
Why is "Maybe" a ter...
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Visual_Analytics_Week3_Solved
- Exam (elaborations) • 9 pages • 2023
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Follow the instructions in the book to create a new project. Give it a name and an author. Execute the 3 code snippets from the preface to bring all the packages into this new project then create a new R Markdown document as instructed by the book. Load the tidyverse and socviz libaries. 
In order to execute code in an R Markdown object, the code must be enclosed by: ```{r}.....``` 
Use R studio to complete the following: 
1.	create a vector of the names of the members of your immediate family ...
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WGU D204 The Data Analytics Journey Questions & Answers Graded A+
- Exam (elaborations) • 110 pages • 2023
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Business Understanding (order) - Answer 1st in Data Analytics Lifecycle 
 
Data Acquisition (order) - Answer 2nd in Data Analytics Lifecycle 
 
Data Cleaning (order) - Answer 3rd in Data Analytics Lifecycle 
 
Data Exploration (order) - Answer 4th in Data Analytics Lifecycle 
 
Predictive Modeling (order) - Answer 5th in Data Analytics Lifecycle 
 
Data Mining/Machine Learning (order) - Answer 6th in Data Analytics Lifecycle 
 
Reporting and Visualization (order) - Answer 7th in Data Analytics L...
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BW3 Data Science with R summary
- Summary • 16 pages • 2022
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Samenvatting van de Opbouw en basiskennis van het werken met het R softwarepakket en programmeertaal voor data analyse. 
Inhoud: 
> R en R studio: introduction, calculator, variable, projects, scripts 
> Data structures: install/use package, vectors, factors, list, formulas 
> Data manipulation: Tidyverse, data, tibble, select variables/cols, filter observations/rows, add/modify variables, pipe operator, summarise variables, groups, joining tables, reshaping tables 
> Graphics: plot...
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R Programming Study Set With Questions and answers 100% verified
- Exam (elaborations) • 68 pages • 2024
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R Programming Study Set With Questions and answers 100% verified 
 
 
What is a factor? - ANSWER - The term factor refers to a statistical data type used to store categorical variables. 
 
How do you install packages in R? - ANSWER - install("package") - e.g. install(tidyverse) 
 
What is dplyr? - ANSWER - dplyr is a data management function in tidyverse package 
 
What is Hmisc? - ANSWER - Hmisc is documentation for statistical summary in R. 
 
What is R? - ANSWER - R is a powerful statistic...
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