EDUR 8131
Educational Statistics 1
Fall 2021
Instructor: Bryan W. Griffin ( bwgriffin@GeorgiaSouthern.edu )
My personal web pages:
http://www.bwgriffin.com
Announcements
New : For Pearson
Correlations, adding Interpretation Guidelines: (Lovakov
and Agadullina 2021 - see Table 2 Empirically Derived Thresholds, small >
.12, medium > .24, and large > .41), see link below in calendar for Notes 6.
Welcome to EDUR 8131.
Course Index (e.g., tests, activities, reading and other material to review
for each class session)
Syllabus
Course Calendar - see below.
Readings are found in Course Calendar.
Creating PDF Files
Reporting statistical results in APA style
(Word Documents so you can copy and paste tables)
Sample Test 1 (material through
one-sample t-test; note, however, for this semester Test 1 does not cover
one-sample t-test, that is found on Test 2)
Sample Test 2 (shows examples of data analysis section of Test 2 with
t-tests, correlation, and chi-square;
Sample Test 2 Answers )
Test 1: Covers content found in
Notes 1 Descriptive Statistics
Notes 2 Normal Distribution and Standard Scores
Notes 3 Statistical Inference
Notes 4 Hypothesis Testing and One-sample Z test.
Test 1 due Sept 20.
Test 2: Covers content found in
Notes 1 through 4, and also
Notes 5a, 5b, 5c: t-tests
Notes 6 Correlation Coefficient, Pearson's r
Notes 7a, 7b: Chi-square Tests
Test 2 due
Oct 18.
Test 3: Covers all content found in
Notes 1 through 7, and also
Notes 8a, 8b: Regression
Notes 9 ANOVA
Notes 9d ANCOVA (may not be covered this term)
Test 3 due Dec 2 .
Table of Statistical Procedures and Their Characteristics:
PDF
Table
Use this table to identify which statistical test is suitable for
your data and research scenarios
Video below explains how to use this table; you should first
learn/review t-tests, Pearson r, and Chi-square tests (Notes 5, 6, and
7)
Selecting statistical
procedures (video is also found under week 8 for fall/spring
and week 3 for summer)
Video Presentation material (see page 10 for selecting correct
statistical test):
SPSS Tutorials are provided in the instructional videos for this course.
Below are PDF files showing SPSS instruction.
Entering data into SPSS (variable labels, value labels,
setting variable as numeric, etc.)
Data Entry A ,
Data Entry B
Frequencies/Explore Commands (including descriptive
statistics, box plots, histograms, stem-and-leaf, etc.)
Frequencies A ,
Frequencies B ,
Stem and
Leaf , Various Graphical Displays
t-tests (one sample, independent sample, and correlated samples)
t-tests ,
independent samples t-tests
Correlation
Correlation A ,
Correlation B , For
scatter plots see Various Graphical Displays above
Chi Square
Goodness of Fit and
Test of Association ; other examples:
Goodness of Fit A ,
Goodness of Fit B (note this is a Word document),
Test of Association
Regression
Regression A ,
Regression B
ANOVA
ANOVA A
(using ONEWAY command),
ANOVA B
(using ONEWAY command),
ANOVA C (using UNIVARIATE command)
ANCOVA
ANCOVA A
These PDF files were obtained from the following sources:
JASP (free alternative to SPSS)
Course Calendar and Content
Weeks 1 through 5 (August 11 to September 13)
Test 1 covers Notes 1 through 4, due
Sept 20
Weeks 6 through 9 (Sept 20 to Oct 11)
Test 2 cover Notes 1 to Notes 7b, due Oct
18
Weeks 10 through 15 (Oct 18 to Nov 29)
Test 3 covers all material, due Dec 2