Student Guide

Data Description

Class examples and student activities will become a substantial portfolio, and should be completed and organized for your own future reference.

Lecture note Class activities Student activities

Data Description (Revised 08/30/2022) Data sets: Tenderness of pork, Health Exam Results for Females
R code examples: cooling.R, FHEALTH.R Practice problem 1–3
Data sets: Material Strength, Tree Diameters, Diesel Generator Demands.
R code examples: strength.R, tree.R, diesel.R.

Get started with R. Install R and R Studio by following the instruction at the link.

First R code to run on R Studio. Download and save cooling.R along with data set cooling.txt in the same folder of your PC. Start R Studio. From the pull-down menu at the top, choose [File] then [Open File...], and select "cooling.R" from the folder you saved. Now under a new tab "cooling.R", move the mouse to [Run] and click the mouse. It executes one line at a time. When you execute the following line

cooling <- read.table(file.choose(), header=T)

it opens a new window in which you must select the file "cooling.txt". Keep clicking the mouse until the end, and examine what you get.

Lecture note	Class activities	Student activities
Data Description (Revised 08/30/2022)	Data sets: Tenderness of pork, Health Exam Results for Females R code examples: cooling.R, FHEALTH.R	Practice problem 1–3 Data sets: Material Strength, Tree Diameters, Diesel Generator Demands. R code examples: strength.R, tree.R, diesel.R.