Picture from Nov 25, 2010

Sarah Hardy, PhD
Director of Institutional Research

Associate Professor
Department of Mathematics & Computer Science
University of Maine Farmington

Office: 100 Brinkman
228 Main St, Farmington, ME 04938

Department Phone: 207-778-7120  
Office Phone: 207-778-7124    

Math & CS Department Web Site

University Web Site

Current Vitae

Links for MAT 120 Spring 2013

Daily Calendar

Mini-project Instructions:

Getting Started Steps:

GS1. First step - Download the data (being sure to save it to your Desktop or into a directory you can locate)

UMF Fall 2010 Student Survey Data- Excel format - .csv format (those with Macs may need the .csv version)
Variable Key
(I passed this out in class, so you don't need this unless you have misplaced yours and need to refer to the variable names)

GS2. Then open R by clicking on the by clicking on the R x386 icon on the desktop.

GS3. Then open Rcmdr by either typing

> library(Rcmdr)

or by selecting Packages (from menu along the top), and then Load Packages and then scrolling down in the list that pops up and selecting Rcmdr.

GS4. Then Select Data, then Import Data, and select either "Excel, Access,..." if you have the .xsl version or "from textfile, clipboard or URL" if you have the .csv version

      In the next pop-up ...

      It will prompt you for a name, in the box provided type

f10survey

    Note: If you imported the .csv file be sure to click “Commas” under Field Separator.

GS5. Just to make yourself feel confident that you have successfully imported the data you can click on "View data set". Then smile because the hardest part is over.    

Then go to the instructions for the mini-project (also passed out in class).

Two-sample T-test with Rcmdr - Video Tutorial on YouTube

Chi-Square Tests - Video Tutorial on YouTube

Regression - Video Tutorial on YouTube

 

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R & R Commander (Rcmdr) Instructions

Installation Instructions Note: Be sure to answer "Yes" when it asks you if you want to save your workspace at the end of your session.

Imprtant note before you watch the video. On a PC, when it finishes installing there should be two “R” icon on your desktop – you will want to use the one that says Ri386 (the one that says Rx64 does not work properly with R Commander).

PC Instructions - Video Tutorial for PCs on YouTube (includes Assignment 1)
Macs Instructions - the even better new and improved instructions imporoved once more (Feb 3, 2013 version)

Rcmdr Assignment 1
You will first need to download 2010MPG.xls or 2010MPGcsv.csv (those with Macs may need the .csv version)

Rcmdr Assignment 2 - Numeric Summaries and Basic Graphs - Video Tutorial on YouTube

Two-sample T-test with Rcmdr - Video Tutorial on YouTube

Chi-Square Tests - Video Tutorial on YouTube

Regression - Video Tutorial on YouTube

Regression and Correlation Lab Assignment

UMF Fall 2010 Student Survey Data - Variable Key - Excel format - .csv format

 

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Links for MAT 367 Spring 2011

Daily Calendar

R & R Commander (Rcmdr) Instructions

Installation Instructions Note: Be sure to answer "Yes" when it asks you if you want to save your workspace at the end of your session.

PC Instructions - Video Tutorial for PCs on YouTube (includes Assignment 1)
Macs Instructions

R plotting characters (pch) and colors

Assignment 1
You will first need to download 2010MPG.xls or 2010MPGcsv.csv (those with Macs may need the .csv version)

Assignment 2 - Numeric Summaries and Basic Graphs - Video Tutorial on YouTube

Two-sample tests for Means ( t-tests and Wilcox test) Video Tutorial

Paired t-test Video Tutorial

Chi-Square Tests - Video Tutorial on YouTube - Fall 2010 Survey Data for Homework - Excel format - .csv format

Regression and Correlation Applets (Do as Homework)

Regression (Video Tutorial) , Confidence Intervals and Prediction Intervals (Video Tutorial and script) and Correlation (Video Tutorial) - Updated HW

Math Scores and Enjoy Math Data - Excel format - .csv format
Moose Collision Data - Excel format - .csv format
Body Fat Data - Excel format - .csv format
State Crime Data - Data Description - Excel format - .csv format

Regression Transformations, Quadratic Regression and Multiple Regression -Starter script - Transformations Video Tutorial Part 1 - Transformations Video Tutorial Part 2 - Quadratic Regression Video

Updated Homework (replaces pages 137-138)

Simulated XY Data - Excel format - xydf.csv
Balloon Data - Excel format - balloons.tex
Dog Dose Data - Data Description - Excel format - dogdose.tex
Loblolly Pine data - Data Description - Excel format - Loblolly.csv
Pond Data - Excel format - pond.tex
Longley Economic Data - Data Description - Excel Format - .csv format

Regression Homework 2 Answers Output

ANOVA - One-way and Two-Way Video Tutorial

Updated Homework (replaces pages 199-200)

Insect Trap Color Data - Excel format - .csv format
Iron Content and Cooking Pot Type - Excel format - .csv format
Rat Pup Swim Maze Data - Data Description - Excel format - .csv format
Warpbreaks Data - Data Desciption - Excel Format - .csv format
Guina Pig Tooth Growth Data - Data Desciption - Excel Format - .csv format

Logistic Regression - Video Tutorial

Logistic Regression R Homework - Shortened version (4/17) - Due Thurs 4/28 - ANSWERS

Coronary Data - Excel format - .csv format
UMF Fall 2010 Student Survey Data - Variable Key - Excel format - .csv format
Low Birth Weight Data - Data Description - Excel format - .csv format
Frog Data - Data Description - Excel format - .csv format

Annotated bibliographies - Helpful websites: Purdue, Cornell and UNC

Review Quiz for Test 1

Multiple Choice Review Questions for Test 2 - Answers to Multiple Choice Review Questions for Test 2

Links for MAT 120 Fall 2010

Daily MAT 120 Schedule

R & R Commander (Rcmdr) Instructions

Installation Instructions (Note: All the computers in the UMF computer have R and Rcmdr installed so you may use those instead of installing it on your own computer if you like.)

PC Instructions - Video Tutorial for PCs on YouTube (includes Assignment 1)
Macs Instructions

 

Final Review Sheet

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UMF Schedule Grid