Questions
1. What are the four uses of measures of variability that we discussed in class?
2. a) On the graph of a bell-shaped/normal distribution, one standard deviation from the mean falls at the
point of _ of the graph, where downward curvature switche
Final 50%
Class 20 Correlation
Bivariate vs Unvariate data
Unvariate
Data where we have one or more independent variables (whose values
we set) and one dependent variable (whose values we measure)
Each person contributes data on onle one dependent varia
Questions
1. Two scores, X and Y, are recorded for each of four participants. For these scores, find
the value of each expression:
Participan X Y
t
A
32
B
41
C
23
D
64
a)X
b) Y
c)XY
2. For the following set of scores, find the value of each expression:
X
Name: _ Class: PSY2106 C or F
Date: _ Student ID_
Test2 PSY2106 Fall 2011- 15% of final mark
Multiple Choice
Identify the choice that best completes the statement or answers the question. Use the SCANTRON sheet for your
responses. Each MC question is wort
Name: _ Student ID # _
Test 1 PSY2106F Oct 2010. Open books and written notes are fine to use, but no
computers or communications devices. Simple calculators are fine.
Multiple Choice (1 point each)
Circle the choice that best answers the question. Use pe
Name: _ Class: _ Date: _
ID: A
practice test 4
Multiple Choice
Identify the choice that best completes the statement or answers the question.
1. A college professor reports that students who finish exams early tend to get better grades than students
who h
PSY2106 (Fall 2014)
Class 8-9
PSY2106
Quantitative Methods in Psychology I
Class 8-9
Hypothesis testing and errors
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 (Fall 2014)
Class 8-9
Agenda for today
1. Scientific thought
2. The death
PSY2106A (Fall 2014)
Class 3
PSY2106
Quantitative Methods in Psychology I
Class 3
Central tendency
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106A (Fall 2014)
Class 3
Agenda for today
1. What is central tendency, and why do we measure i
Population
Set of all individuals of interest in particular study
Sample
Set of individuals selected from a population, usually intended to represent population in
a research study
Two situations where entire population can be studied 1. Census 2. Small d
Class 8-9
Paradigm
The paradigm can support different theories.
Each theory can generate several hypotheses.
Each hypothesis makes one or more predictions.
As part of research, we collect data to evaluate the predictions and, by
implication, the hypot
PSY2106A (Fall 2014)
Class 1
PSY2106
Quantitative Methods in Psychology I
Class 1
Introduction
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106A (Fall 2014)
Class 1
Agenda for today
1. Introductions
2. Course rules, materials, schedule, e
PSY2106 A (Fall 2014)
Class 2
PSY2106
Quantitative Methods in Psychology I
Class 2
Basics, population, sample, data,
frequency distributions
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 A (Fall 2014)
Class 2
Agenda for today
1. Review
PSY2106 A (Fall 2014)
Classes 11-12
PSY2106
Quantitative Methods in Psychology I
Classes 11-12
t-tests
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 A (Fall 2014)
Classes 11-12
Agenda for today
1. Overview of t-tests
2. Comparing a sam
PSY2106
SAMPLE QUESTIONS FOR TEST 1
The questions below are examples of questions that could be asked on test 1.
1.
Name the different measures of central tendency. For each, identify at least one advantage
and disadvantage.
2.
Name the different measures
PSY2106 A (Fall 2014)
Class 5
PSY2106
Quantitative Methods in Psychology I
Class 5
Probability and the binomial
distribution
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 A (Fall 2014)
Class 5
Agenda for today
1. A high-level view of p
PSY2106A (Fall 2014)
Class 4
PSY2106
Quantitative Methods in Psychology I
Class 4
Variability
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106A (Fall 2014)
Class 4
Agenda for today
1. What is variability and why do we measure it?
2. How d
PSY2106 A (Fall 2014)
Class 6
PSY2106
Quantitative Methods in Psychology I
Class 6
Random sampling, continuous
distributions, probability, and z-scores
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 A (Fall 2014)
Class 6
Agenda for toda
MIDTERM 2
Distribution of sample means
.
= a very large number of samples of the same size (with each sample randomly taken from the same pop of individuals)
Central Limit Theorem
=provides a description of the distribution for all possible samples of a g
PSY2106 (Fall 2014)
Class 22
PSY2106
Quantitative Methods in Psychology I
Class 22
Chi-squared test of goodness of fit
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 (Fall 2014)
Class 22
Agenda for today
1. Parametric and nonparametric
PSY2106 (Fall2014)
Class 24
PSY2106
Quantitative Methods in Psychology I
Class 24
ANOVA examples
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 (Fall2014)
Class 24
What are we doing today?
Three examples of a one-factor between-groups
PSY2106 (Fall 2014)
Class 23
PSY2106
Quantitative Methods in Psychology I
Class 23
Chi-squared test of independence
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 (Fall 2014)
Class 23
Agenda for today
1. Chi-squared test of independence
2106 mid #2
16:14
Class 8-9
Hypothesis testing and errors
Paradigm
The paradigm can support different theories.
Each theory can generate several hypotheses.
Each hypothesis makes one or more predictions.
As part of research, we collect data to evaluat
PSY2106 (Fall 2014)
Class 18
PSY2106
Quantitative Methods in Psychology I
Class 18
Estimation
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 (Fall 2014)
Class 18
Agenda for today
1. The concept of error
2. Point estimation vs. interval
PSY2106 (Fall 2014)
Class 7
PSY2106
Quantitative Methods in Psychology I
Class 7
Probability and samples: the
distribution of sample means
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 (Fall 2014)
Class 7
Agenda for today
1. Samples, p
PSY2106 A (Fall 2014)
Class 4
PSY2106
Quantitative Methods in Psychology I
Class 4a
Notes on distributions
Victor Emerson
[email protected]
Victor Emerson
Page 1
PSY2106 A (Fall 2014)
Class 4
Agenda for today
Characteristics of distributions: overview
cole de psychologie | School of Psychology
136 Jean-Jacques Lussier, Vanier 3002, Ottawa, ON K1N 6N5
Tl. | Tel.: 613-562-5801 Tlc | Fax: 613-562-5147
COURSE TITLE
Quantitative Methods in Psychology I
COURSE CODE AND SECTION, NAME OF PROFESSOR AND SESSION
PSY2106 Quiz 2
Name: _
Student ID: _
1. (1 point) Why is the median often preferable to the mode?
median gives more information about the data / median at least it tells you that half of the
observations are below and half are above / mode gives no inform
PSY2106 Quiz 3
Name: _
Student ID: _
1. (4 points) a) What are the four uses of measures of variability that we discussed in class?
1. Description of spread
2. Gauging distance above/below mean
3. Gauging messiness of data for inferential purposes
4. Gaug