Site Accessibility Statement
 July 26, 2016

# Contact:

email: Robert Gebotys
phone: (519) 884-0710
ext: 3345

# PS 292

 PS 292 Research Methods II - Introduction to Statistics R. Gebotys

INTRODUCTION

Introduction to Course/Assignments

Course Details - Mark breakdown, instructor, office hours

Math Review

Statistical Tables Online

Introduction to SPSS Computer Package - SPSS Manual

LINK TO RICE STATISTICS VIRTUAL LAB

LINK TO TEXTBOOK(Introduction to the Practice of Statistics) COMPANION SITE

CHAPTER 1: LOOKING AT DATA-DISTRIBUTIONS

Key Words
 Graphs Stemplots Histograms Mean Median Standard deviation Normal probability calculations

SPSS Example One: descriptive statistics, histogram, boxplot, stem and leaf

SPSS Example Two: normal probability plot

SPSS Example Three: normal calculations

SPSS Example Four: normal calculations

Practise Assignment:

Try this- Simulation of the mean using the simulation package

Try this- Simulation of two distributions using the simulation package

View the VIDEOS-

1. What Is Statistics?...

2. Picturing Distributions...

3. Describing Distributions...

4. Normal Distributions...

5. Normal Calculations...

CHAPTER 2:
LOOKING AT DATA-RELATIONSHIPS

Key Words
 Scatterplots correlation Least squares Residuals Outliers Influential observations Categorical data Causation

SPSS Example One- Part One: scatterplot

SPSS Example One- Part Two: fit a line to data

Practise Assignment:

Try this- Simulation of the correlation with line information using the simulation package

Try this- Simulation of regression by eye using the simulation package

Try this- Simulation of restricted range of x using the simulation package

View the VIDEOS-

7. Models for Growth...

8. Describing Relationships...

9. Correlation...

CHAPTER 3:
PRODUCING DATA

Key Words
 Internet Library Randomization Sampling design Sampling distribution Variability of statistic

SPSS Example One: how to select a random sample

SPSS Example Two: sampling distribution of the mean - any population

SPSS Example Three: sampling distribution of a proportion - any population

Practise Assignment:

Try this- Simulation of the sampling distribution using the simulation package

View the VIDEOS-

11. The Question of Causation...

12. Experimental Design...

13. Blocking and Sampling...

14. Samples and Surveys...

CHAPTER 4:
PROBABILITY: THE STUDY OF RANDOMNESS

Key Words
 Probability Uses Practise Assignment Basic rules

Practise Assignment:

View the VIDEO-

15. What Is Probability?

CHAPTER 5: FROM PROBABILITY TO INFERENCE

Key Words
 Sampling distribution for counts, proportions and for the mean

SPSS Example One: sampling distribution of the mean - normal population

Practise Assignment:

View the VIDEOS-

17. Binomial Distributions...

18. The Sample Mean and Control Charts...

CHAPTER 6:
INTRODUCTION TO INFERENCE

Key Words
 Confidence intervals Behavior test of significance Use of tests Power of test

SPSS Example One: confidence interval simulation

Practise Assignment:

Try this- Simulation of the confidence interval using the simulation package

Try this- Simulation of the confidence interval for a proportion using the simulation package

View the VIDEOS-

19. Confidence Intervals...

20. Significance Tests

CHAPTER 7:
INFERENCE FOR DISTRIBUTIONS

Key Words
 Inference for mean Two means Confidence intervals z & t tests F test for variances X 2 for variance

SPSS Example One: one sample t - test

SPSS Example Two: paired sample t - test

SPSS Example Three: two independent samples t - test

Practise Assignment:

Try this- Simulation of the independent and correlated t-tests using the simulation package

Try this- Simulation of the independent and correlated t-tests using the simulation package

View the VIDEOS-

21. Inference for One Mean

22. Comparing Two Means

CHAPTER 8: INFERENCE FOR PROPORTIONS
Key Words

 Inference for single Two proportions Confidence intervals Tests of significance X 2 test for model fit

Practise Assignment:

Try this- Simulation of the chi square test of goodness of fit using the simulation package

View the VIDEO-

23. Inference for Proportions

CHAPTER 9:
INFERENCE FOR TWO-WAY TABLES

Key Words
 Inference for two-way tables Hypothesis tests X2 test Residuals Expected value

SPSS Example One: chi-square test of independence

Practise Assignment:

Try this- Simulation of the chi square test of independence/proportion using the simulation package

View the VIDEOS-

24. Inference for Two-Way Tables....

11. The Question of Causation

CHAPTER 10: INFERENCE FOR REGRESSION

Key Words
 Simple linear regression Least square estimate Inference and confidence intervals for parameters Prediction intervals ANOVA table R 2 Residuals

SPSS Example One - Part One: Inference for Regression

SPSS Example One - Part Two: Inference for Regression

Practise Assignment:

Try this- Simulation of transformations of the data and their impact on linearizing the data using the simulation package

View the VIDEO-

25. Inference for Relationships

CHAPTER 12:
ONE-WAY ANALYSIS OF VARIANCE

Key Words
 One-way ANOVA model Estimates - ANOVA table Inference Contrasts Multiple comparisons

SPSS Example One

Practise Assignment: