Creating your
Survey
Difference Questions
Do men and women differ in coping with body image issues?
Is there a difference in men and womens perceptions of obesity
prevention?
Are there differences in healthy eating habits between people who
live in the

3 Approaches
to Probability
1. Subjective
Probability
2. Classical
Probability
3. Empirical
Probability
Subjective Probability
What is it?
An estimate of
probability
that is based
on ones
experiences,
intuitions or
opinions about
an event.
3 types of
Subj

Before you begin this lecture
This lecture will review the foundations of the human
subjects protection, the role of the IRB, and the IRB
process. Most of the info contained in this powerpoint is
so that you are aware of these concepts and
institutions.
W

Statistical Analyses Write-ups
for common Elementary Statistical Procedures
Pearson Correlation, Linear Regression, Independent
T-test, ANOVA, Chi-Square
1st paragraph of results section should always be your
Sample Description!
Analyze your demographics

Health Measurement 4307
DR. C. CARMACK
CLASS SYLLABUS AND REQUIREMENTS
FH 135
SPRING 2016
2 Info
Contact
Instructor: Dr. C. Carmack, Ph.D.
Office Hours: Mondays 12-2 p.m. (or appointment)
Office: 415A Farish Hall
E-mail: Ccarmack@central.uh.edu
TA: ecfern

Introduction to Research
1
Research Methods
It is actually way more
exciting than it sounds!
2
Why do we have to learn this stuff?
The study of Health is first and foremost a science.
HEALTH
Thus it is based in research.
3
Overconfidence
We tend to think

1
DESCRIPTIVE STATS
Re-Cap:
Research
Variables, etc.
2
Recap: Thus far
Scales of Measurement
Nominal (to name; identify)
Ordinal (to rank order)
Interval (value has arbitrary zero)
Ratio (value has absolute zero; there can be an absence of
something

Variables & Levels
of Measurement
1
Constant
A constant stays the same
Does not change (i.e., constant)
A quantity assumed to have a fixed value in a
specified mathematical context.
Speed of light (299,792,458 meters per
second)
An experimental or th

Reliability and Validity
Research Methods Lab
Reliability
Reliability- degree to which
measurements are consistent and
do not contain measurement error
Consistency of the measure
Test-Retest Reliability
Measure instrument at two times for
multiple perso

Formulating Good
Research Questions
?
YOU! AS A RESEARCHER
Source: www.socialresearchmethods.net
BASIC STEPS OF A
RESEARCH PROJECT
Find a topicWhat, When
Formulate questionsWhat, Why
Define populationWho, When
Select design & measurementHow
Gather evidenc

T-test and ANOVA
T-test
is one of the most frequently
used statistical procedures in the
behavioral sciences.
T-Test
is used when we are
comparing two sample means.
Assumptions of t test
Normality
Random
Sample
Sample mean and population
estimator ar

Assignment 2: Portfolio Project- Your Research Topic
Tiara Taylor
9/6/16
Dr. Carmack
HLT 4307
1. Review the online ppt lecture: Formulating a research question & Conducting a Lit Review.
Select one of the following 21 research questions to investigate bas