Publications by Connor Barkley
IPDA A2 Draft
# Import all libraries library(caret) ## Loading required package: ggplot2 ## Loading required package: lattice library(ggplot2) library(GGally) ## Registered S3 method overwritten by 'GGally': ## method from ## +.gg ggplot2 library(BMA) ## Loading required package: survival ## ## Attaching package: 'survival' ## The following object...
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IPDA L4 Task
Task 1 1.1 A cross sectional investigation of 397 professors to determine whether the chance to get a high salary differed between male and female professors, accounting for potential confounding effects. The chance of getting a high salary is not affected by gender The chance of getting a high salary is affected by gender 1.2 salary = read.c...
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12884742 IPDA L1
Task 1 1.1 Cross-sectional investigation of 397 collegiate professors to determine whether time since PhD was correlated with time in service Null Hypothesis: Time since PhD has no significant correlation with time in service Alternative Hypothesis: Time since PhD has a significant correlation with time in service 1.2 salary = read.csv("C:\\Us...
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12884742 PDA L6
Task 1 Task 1.1 Study design Cross-sectional investigation What is the null hypothesis? That there is no significant difference in professors rank across gender What is the alternative hypothesis There is a significant difference in professors rank across gender 1.2 Import the data set “Professorial Salaries.csv” into R salary = read.cs...
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12884742 PDA L5
Task 1 Study design Cross-sectional investigation What is the null hypothesis? That there is no significant difference in professors salaries across rank What is the alternative hypothesis There is a significant difference in professors salaries across rank 1.2 Import the data set “Professorial Salaries.csv” into R salary = read.csv("C:\...
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12884742 PDA L4
Task 1 1.1 Provide a brief description of the study in Task 1 - What is the study design? A cross-sectional investigation of 396 collegiate professors in the US from 2008 to 2009 looking at gender pay gap ###What is the null hypothesis? #### That there is no difference in salaries between male and female professors ### - What is the alternative ...
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12884742 PDA L3
Task 1. Read the “Professorial Salaries” and name this dataset “salary” salary = read.csv("C:\\Users\\12884742\\Downloads\\Professorial Salaries.csv") library(ggplot2) Task 2. Distribution of numeric data 2a. Create a graph to describe the distribution of professors’ salaries. Are professors’ salaries normally distributed? The data ...
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12884742 PDA L2
Task 1. Read the “Professorial Salaries” and name this dataset “salary” salary = read.csv("C:\\Users\\12884742\\Downloads\\Professorial Salaries.csv") Task 2.Examine the overall relationship between variables in the data set using “GGally” package. Interpret the graph. library(GGally) ## Loading required package: ggplot2 ## Registered ...
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Mod 10 PDA L1 Task
4.1 How many participants/variables are there in the “salary” data set? library(tidyverse) ## ── Attaching core tidyverse packages ──────────────────────── tidyverse 2.0.0 ── ## ✔ dplyr 1.1.4 ✔ readr 2.1.5 ## ✔ forcats 1.0.0 ✔ stringr 1.5.1 ## ✔ ggplot2 3...
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