Study Guide for Final Exam
1. Be able to define all of the constructs introduced in chapter 1 (see page 19). Be clear
about the material displayed in Figures 1.1 and 1.2.
2. What is a theory? What strategies should researchers use to develop a theory?
Measures of Dispersion
Measures of central tendency are not enough.
How spread out are the data from the mean?
How similar are the observations?
Range and Interquartile Range
Range: distance between highest and lowest scores.
Measures of Central Tendency
Why Descriptive Statistics?
Descriptive statistic: number that summarizes and
describes characteristics of several numbers.
Helps us understand data.
Inferential statistics: estimate population with sa
What is measurement?
Measurement the assignment of numbers to objects.
Agreed upon rules.
Discernible attribute of objects.
Noting qualitative differences is measurement.
Active step by the researcher.
Measure is not the conce
What is a Research Design?
How to answer research question.
Goal: to aid in drawing sound conclusions supported by
Exposure to experimental variable is controlled.
Findings are u
We want to make general claims: C causes E.
Smoking causes lung cancer.
Bobs smoking caused his lung cancer.
System uncertainty causes an increase in dispute initiation.
Not: System uncertainty cause
Consumer of political science research.
Intelligent consumer of information.
Modern Political Science
Greater emphasis on data collection and analysis.
Criticized as trivial.
Often removes concerns over morality and policy.
Move to model building.
Still testing a hypothesis.
y = mx + b
Linear, deterministic model.
Deterministic: y can always be found if we know x.
Social world is not deterministic.
y = + x + Random Error
Ch. 5 exercises 3-4
3a. lnvalidity. The measurement would not be meaningful in the hypothesis testing because the survey
doesn't ask specially what they don't or do approve about the president's performance.
CH. 3 exercises #3-4
3a. The z factor is the size of the fire which increased the number of fire fighter and increased the
3b. The z factor is the lack of money to finish the race (reckless spending) because of the
Chapter 1 Exercises #4, 5, 6, & 8
3800: lntro to Political Science
When the economy is preforming poorly the incumbent will suffer his or her chances of winning the
1s clairn: Countries in which people ha
POLS 3800 Fall 2015
Dr. Daniel Young
Friday, December 12, 2015
Explaining Variation in the Attitude towards the United States
The United States of America goes by many names. Expressions like the land of the free and
the American Dream, paint the US to be
Writing Assignment #1
Rick Jervis of USA Today wrote an article discussing the maternal death rates of
Texas. As defined by the World Health Organization, maternal mortality is the death
of a women while pregnant or within 42 da
Pols 3800: Chapter 2 Exercise
2. The gross government debt as a GDP percentage fluctuates because of the
economy. If the economy is doing well, then the gross government debt will be lower.
If the economy is going through a recession, then the debt will b
Chapter 9 Exercises
5. Dependent variable (y): avg teacher salaries
Independent variable: college degree
Model A: teacher salary= + (percentage with college degree)
Standarded error = 140.22
States with more college degrees receive a higher in
1. A six-sided fair dice is rolled 600 times, and we calculate the mean of this distribution to be
3.47. We then calculate the variance and take the square root of this number to get the
standard deviation in the sample, which equals 1.7
Topic: Lenins revolutionary
Students: Tural Dadashev, Amrah
Instructor: Mehriban Kerimli
Russia in the early 20th century was an unlikely setting for the proletarian revolutio