Analyzing Data from
Independent Groups:
Continuous and Ordinal
Measures
Bryan Q. Engay
Applied Psychology Program
University of the Philippines Extension Program in Pampanga
Independent Group Designs
Chapter 17: Introduction to
Regression
Introduction to Linear Regression
Pearson correlation answers the question:
How straight is the line relationship
formed by a set of data points?
Regression is a
Research Question:
How do we improve comprehension of the
statistics lessons?
Any suggestions?
Chapter 13 (14): RepeatedMeasures Analysis of Variance
Repeated-Measures ANOVA
Participant
Prior to lectu
Chapter 10: The t Test For
Two Independent Samples
Independent-Measures Designs
allows researchers to evaluate the mean
difference between two populations using the
data from two separate samples.
T
Chapter 13/12: Introduction to
Analysis of Variance
The Logic and the Process of
Analysis of Variance
The purpose of ANOVA is much the same as the t
test:
Is a hypothesis testing process
to determin
Chapter 16/15: Correlation
Are the
the number
number of
of hours
hours spent
spent studying
studying with
with each
each
Are
other every
every week
week related
related to
to getting
getting into
into
Chapter 8: Introduction to
Hypothesis Testing
Hypothesis Testing
The general goal is to rule out chance
(sampling error) as a plausible
explanation for the results from a
research study.
technique t
Chapter 7: The Distribution of
Sample Means
The Distribution of Sample Means
Extend the concepts of z-scores and probability
to samples of more than one score.
Compute z-scores and find probabilitie
Chapter 20: Statistical Tests
for Ordinal Data
Tests for Ordinal Data
Statistical techniques for use with ordinal data
data where subjects are arranged into a rankordered sequence.
when the original
Chapter 9: Introduction to
the t statistic
The t Statistic
allows researchers to use sample data to test
hypotheses about an unknown population
mean.
does not require any knowledge of the
population
Chapter 15/14: Two-Factor
Analysis of Variance
Sequel to the EJK issue
Due to popular demand, the PNP decided
to engage psychologists in training and
ensure that policemen do not shoot
people with out
Chapter 18/17: The ChiSquare Statistic
Parametric and Nonparametric
Tests
Non-parametric hypothesis tests
Ex. the chi-square test for goodness of fit and the
chi-square test for independence
do not
6/25/2013
Objective
M
M
M
To identify the appropriate measure of central
tendency to use when dealing with particular
data.
MMMasarap sa Gitna
Measures of Central Tendency
Psych 110 Day 4
Outline
Wha
7/8/2013
OBJECTIVE
To understand the concept of probability and its
relation to the normal distribution.
I Want your Body,
not your Tail
Probability & the Normal Distribution
Psych 110 Day 8
OUTLINE
UNIVERSITY OF THE PHILIPPINES
Extension Program in Pampanga
Course Syllabus for Applied Psychology 110 (Psychological Statistics)
1st Semester AY 2016-2017
Instructor: Bryan Q. Engay, M.A. Psych
Conta
6/22/2013
Frequency Distributions
and
Graphical Presentation
of Data
Objective
To familiarize oneself with the concept of
frequency distributions and learn how to
present statistical data graphically
Data from Independent
Groups: Categorical
Measures
Bryan Q. Engay
Applied Psychology Program
University of the Philippines Extension Program in Pampanga
Categorical Data
Categorical or Nominal data c
Research in Psychology and
Basic Concepts in Statistics
Bryan Q. Engay
Applied Psychology Program
University of the Philippines Extension Program in Pampanga
Basic Concepts
Population entire collecti
Relationship between
Variables: Correlation and
Regression
Bryan Q. Engay
Applied Psychology Program
University of the Philippines Extension Program in Pampanga
Association
We are interested in findin
6/22/2013
Statistics
or
Sadistics?
An Not-so-scary
Introduction to Statistics
"Statistics is a bit like sticking your finger into a
revolving fan blade: sometimes its very painful, but
it does give yo
7/10/2013
Objective
To relate the concept of probability to the
distribution of sample means.
The Distribution of
Sample Means
Psych 110 Day 9
Outline
1. Samples & Populations
1. Samples and Populati
7/22/2013
OUTLINE
TYPE MO SIYA, PERO TYPE KA BA NIYA?
1. The logic of hypothesis testing
2. Uncertainty and errors in hypothesis testing
3. Trying out a hypothesis test
4. Directional (One-tailed) hyp
6/26/2013
Outline
Malayo man,
Malapit din
Measures of Variability
1. The range and interquartile range
2. Standard deviation and variance for a
population
3. Standard deviation and variance for a samp
7/4/2013
Objective
Naka-z-score
ka na ba?
To appreciate the concept of z-scores and
the utility of standardized distributions.
z-Scores and
Standardized Distributions
Psych 110 Day 7
Outline
z-Score
Chapter 11: The t Test for Two
Related Samples
Repeated-Measures Designs
The related-samples hypothesis test allows
researchers to evaluate the mean difference
between two treatment conditions using t