Extra Probability Practice
ERSH 6300
October 1, 2013
A note on Independence:
herently good or bad.
Independence is a mathematical relationship, it is not in-
Sometimes independence between variables is desirable: it would be nice if test scores
were inde

E RSH 6300
Lab 8: Sampling Distributions
I N THIS LAB you will explore sampling distributions for different population distributions
and different parameters.
R EMEMBER TO TALK TO EACH OTHER .
S IMULATIONS SPSS does not do simulations well. So for this la

Standard Normal Probabilities
Table entry
Table entry for z is the area under the standard normal curve
to the left of z.
z
z
.00
.01
.02
.03
.04
.05
.06
.07
.08
.09
3.4
3.3
3.2
3.1
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1

E RSH 6300
Lab 11: Power and Types of Errors
in Hypothesis Testing
In this lab, you will review hypothesis testing, and explore the concepts of statistical signicance and power.
Ho is true
Retain Ho
correct
Reject Ho
Type I error
Ho is false
Type II error

E RSH 6300
Lab 6: Conditional Probability
I N THIS LAB , You will practice working with conditional probabilities.
R EMEMBER TO TALK TO EACH OTHER .
D EFINITIONS
Disjoint Also referred to as "Mutually Exclusive". The probability of the events occurring
to

E RSH 6300
Lab 9: Hypothesis Testing for 1 Variable
In this lab, you will practice hypothesis testing for one population proportion, and hypothesis
testing for one population mean when is known. You will also compare hypothesis testing to
building condenc

Practice Probability Exam Questions
ERSH 6300
Exam Date: Tuesday, October 8, 2013
You may use one page of notes during the exam: one side of a standard
8.5x11 page. You can include whatever information you choose on this
page, but be judicious with your

Extra Probability Practice
ERSH 6300
October 1, 2013
A note on Independence:
herently good or bad.
Independence is a mathematical relationship, it is not in-
Sometimes independence between variables is desirable: it would be nice if test scores
were inde

Practice Probability Exam Questions
ERSH 6300
Exam Date: Tuesday, October 8, 2013
You may use one page of notes during the exam: one side of a standard
8.5x11 page. You can include whatever information you choose on this
page, but be judicious with your

E RSH 6300
Lab 2: EDA for One-variable Data
In this lab you will practice summarizing one-variable data. Youll also get additional practice with SPSS.
1 T HINKING ABOUT THE D ATA AND R ESEARCH QUESTIONS
S CENARIO This datale contains nutritional informati

E RSH 6300
Lab 4: Experimental Design and Analysis
In this lab, you will practice data analysis on experimental results from a Randomized Clinical Trial of Depression Treatments. You will also practice the ideas
of experimental design by applying them to

E RSH 6300
Lab 5: Probability
I N THIS LAB , You will practice visualizing probability with probability tables, applying probability rules in context, and gain experience with probablity terminology. The rst section
contains some notes for reference.
R EM

E RSH 6300
Lab 4 Solutions:
Experimental Design and Analysis
In this lab, you will practice data analysis on experimental results from a Randomized Clinical Trial of Depression Treatments. You will also practice the ideas
of experimental design by applyin

E RSH 6300
Lab 1: Exploratory Data Analysis (EDA)
and getting to know SPSS
In this lab you will become familiar with the general data analysis process, and learn some
of the basics of navigating SPSS.
G ENERAL L AB I NSTRUCTIONS
The labs are a key compone

E RSH 6300
Lab 2: EDA for One-variable Data
In this lab you will practice summarizing one-variable data. Youll also get additional practice with SPSS.
1 T HINKING ABOUT THE D ATA AND R ESEARCH QUESTIONS
S CENARIO This datale contains nutritional informati