Publications by anangwe
Inference of population means
Inference of population means Learning Objectives One-sample t-test Two-sample t-test Erick Anangwe 2023-09-13 Inference of population means Learning Objectives State hypotheses for 1-sample and 2-sample t-test State the linear model formulations of 1-sample and 2-sample t-test State and check assumptions of 1-sample and 2-sample t-test O...
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Exploratory Data Analysis
Exploratory Data Analysis Activity Learning Objectives Univariate statistics Bivariate visualizations Multivariate analyses Multivariate visualizations Erick Anangwe 2023-09-05 Exploratory Data Analysis Activity Learning Objectives Create and interpret univariate statistics & visualizations Create and interpret bivari...
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String Manipulation with stringr
String Manipulation with stringr Learning Objectives Matching strings Modifying strings Making a Word Cloud shotext package Sentiment analysis Erick Anangwe 2024-02-20 String Manipulation with stringr Learning Objectives Match strings Modify and concatenate strings Create a word cloud Understand the basics of sentiment analysis First, load...
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Data Transformations & Manipulation with dplyr
Data Transformations & Manipulation with dplyr Learning Objectives Bar charts Variable types The filter function for subsetting rows Arrange rows with arrange(). The arrange() function for sorting rows Selecting columns with select() function Adding new variables with mu...
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Joining Data with dplyr
Joining Data with dplyr Learning Objectives Load packages necessary for this activity Example data: Michigan flights Left joins Full joins Inner joins Finally, let’s do something fun with calendaR Erick Anangwe 2024-03-12 Joining Data with dplyr In this activity we will explo...
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Intermediate ggplot2
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Introduction to R Markdown
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Importing and Exporting Data with R
Importing and Exporting Data with R Learning Objectives Importing data into R Exporting data from R Erick Anangwe 2024-01-16 Importing and Exporting Data with R Learning Objectives Importing CSV files into R Importing special data files into R Exporting data from R Let’s start by loading packages for this activity. library(data.table) l...
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Introduction to ggplot2
Introduction to ggplot2 Learning Objectives Creating our first ggplot Erick Anangwe 2024-01-23 Introduction to ggplot2 Learning Objectives Understand the code structure for ggplot plots Understand layers of ggplot objects Adding labels and captions of ggplot objects Understand aesthetics of ggplot objects Know the difference betw...
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