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Quantitative Research Methods

by: Duncan Bradtke

Quantitative Research Methods COMM 3750

Duncan Bradtke

GPA 3.99


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This 8 page Class Notes was uploaded by Duncan Bradtke on Thursday October 29, 2015. The Class Notes belongs to COMM 3750 at University of Colorado at Boulder taught by Staff in Fall. Since its upload, it has received 13 views. For similar materials see /class/232039/comm-3750-university-of-colorado-at-boulder in Communication at University of Colorado at Boulder.


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Date Created: 10/29/15
COMMUNICATION 3750 STUDY GUIDE FOR 1ST EXAMINATION A The format of the exam consists of de nitions short answers examples and matching exercises There are no truefalse multiple choice or essay questions B The rst examination covers Chapters 13 in the textbook and Chapter 1 in the casebook C Topics to Study relevant page numbers in textbook are given when appropriate Note Only the following topics will be asked about on the exam39 if it is not listed below it will not be asked about Just because a topic is listed below however does not mean that it will be asked about on the exam Chapter I A J U A Explain the fundamental difference between everyday ways of knowing not the speci c everyday ways of knowing and research pp 817 Know the six characteristics of research pp 1217 Explain at least two speci c differences between the positivist and naturalistic paradigms with regard to the methodological assumption pp 1720 Define pseudoresearch and be prepared to give an example of it pp 2126 Chapter 2 A J U A Explain one or two differences between an infonnation based perspective of communication and a meaningbasedconstitutive perspective of communication pp 2728 Know the de nition of communication adopted in this course p 28 Explain what makes something a communication project as opposed to a psychology or sociology project and how noncommunication variables can be made relevant to communication Be able to identify the ve types of communication studies we discussed in class Person Message Message Person Context Message and Channel Message and Message Message and which type your nal project topic constitutes p 28 Identify the three primary audiences to which communication researchers attempt to justify the signi cance of their studies pp 383 9 5 Define and provide common everyday examples for the following terms variable independent variable dependent variable nominal variable and ordered variable pp 4043 7 Be able to construct a research question and a research hypothesis onetailed for both a nominal and an ordered independent variable for any variables given to you pp 4346 Chapter 3 A Know the difference between primary and secondary research reports pp 50 56 2 Know the major headings of a typical quantitative scholarly journal article pp 6669 U Construct an appropriate bibliographical entry for a joumal article by a single author either by making up such an entry but using a real communication joumal mentioned on p 53 or by rearranging information so that it re ects the correct order using the 5th edition of the Publication Manual of the American Psychological Association see handout COMMUNICATION 3750 STUDY GUIDE FOR 2ND EXAMINATION A The format of the second examination is similar to the first exam it consists of definitions short answers examples and possibly a matching exercise or two There are no truefalse multiple choice or essay questions B The second examination covers Chapters 48 in the textbook and Sections 111 in the casebook C Topics to Study relevant page numbers in the textbook are given Note Only the following topics will be asked about on the exam39 if it is not listed it will not be asked about However just because a topic is listed does not mean that it will be asked about on the examination Chapter 4 i Know the difference between a conceptual definition and an operational definition and be able to give an example of each type of definition for a communication concept e g communication competence pp 8182 J Know the four levels of measurement nominal ordinal interval and ratio and all of their characteristics Be able to give a common everyday example for each level pp 8594 Note You do not need to know the specific types of interval scales such as Likert Semantic Differential and Thurstone scales U Identify the three operational procedures researchers use selfreports others reports and behavioral acts and one strength and one weakness of each procedure pp 9599 Chapter 5 i Identify a synonym for validity and know the difference between internal validity and external validity pp 1091 1 l J Identify a synonym for reliability and explain the relationship between validity and reliability pp 111 U Know the three types of threats to internal validity threats due to how research is conducted research participants and researchers as well as all the specific threats comprising these types pp 119125 A Identify the three issues that affect external validity sampling ecological validity and replication pp 12513 9 U Know what is meant by a census random sample and nonrandom sample Identify the most important characteristic of a sample being representative of its population Know the four types of random samples and five types of nonrandom samples pp 125133 Chapter 6 1 Define the terms ethics and research ethics pp 140141 2 Identify the four general ethical guidelines for the treatment of research participants pp 146161 3 Know the difference between anonymity and con dentiality pp 155157 Chapter 7 A Know the fundamental purpose of experimental research pp 169171 J Know the three requirements for inferring causality between an independent variable and a dependent variable p 170171 U Know the difference between random sampling and random assignment p 176 for random assignment as well as the difference between random assignment and pretests pp 176178 A Explain the fundamental difference between full experiments and quasi experiments with regard to ascertaining whether the members of two groups studied eg one that receives an experimental treatment and one that does not start off equivalent random assignment versus pretests pp 182183 Figure 72 p 165 Note You do not need to know any specific experimental design U Know howwhy Douglas s study constitutes a full experiment and howwhy Kreps s study constitutes a quasiexperiment O Explain what is meant by a main effect and an interaction effect and be able to provide an example of each pp 190191 Chapter 8 1 Know the basic purpose of survey research p 198 2 Identify the three applied uses of survey research political polls market research and evaluation research pp 198202 3 Explain the correlational nature of survey research and which of the three criteria for establishing causation from experimental research pp 170171 survey research meets most easily pp 202204 4 Identify one strength and one potential limitation and suggested change of the survey procedures used in Botan and Frey s study COMMUNICATION 3750 STUDY GUIDE FOR 3RD EXAMINATION A The format is similar to the rst two exams de nitions short answers examples and matching exercises There are no truefalse multiple choice or essay questions B The examination covers Chapters 915 in the textbook and Sections IIIIV in the casebook C Topics to Study Chapters and when possible textbook page numbers are provided Only the following topics will be asked about on the exam39 if it isn t listed it will not be asked about Just because a topic is listed below however does not mean that it will be asked about Chapter 9 A Define the term textual analysis p 225 J Know the third purpose evaluation of texts unique in comparison to the other methods we examined of textual analysis pp 225227 U Be able to identify a research study with regard to whether it uses rhetorical criticism content analysis interaction analysis or performance studies pp 229 255 Note You do not need to know any specific types of rhetorical criticism A Know the five steps in conducting a content analysis pp 23 9243 Selecting texts determining the unit of analysis developing content categories coding units into categories and analyzing the data U Know the three criteria for developing valid and reliable categories in content analysis pp 241243 Categories must be mutually exclusive equivalent and exhaustive Chapter 10 1 Define and explain the purpose of naturalistic inquiry pp 257258 2 Know one methodological procedure that differentiates naturalistic inquiry from other types of research e g experimental survey and textual analysis pp 262 264 3 Differentiate the four roles an observer can assume in naturalistic inquiry complete observer observerparticipant participantobserver or complete participant pp 267269 Chapter I A J U A Identify the two types of statistical data analysis descriptive and inferential pp 291292 Explain the difference between measures of central tendency and measures of dispersion pp 292301 Make sure that you can use other words than central tendency and dispersion in definingexplaining these concepts Know the difference between the mode median and mean pp 292296 Explain the concept of standard scores and one advantage of using them as opposed to raw data pp 301304 Chapter 12 A J U A U Identify the two purposes of inferential statistics estimation and significance testing p 315 Explain the assumption of the normal distribution pp 316318 Explain in general terms the process of inferring from a random sample to a population pp 319323 Explain the logic underlying hypothesis testing eg testing and acceptingrejecting the null hypothesis as being similar to judgments made in a criminal trial pp 325329 Explain what a finding at the 05 level of probability means pp 327328 Chapters 1314 A J Identify when each of the following statistical procedures is most appropriate to use given a particular type of data A OneVariable ChiSquare Test B Two Variable ChiSquare Test C t test D OneVariable Analysis of Variance F test E Factorial Analysis of Variance Ftest F Pearson Product Moment Correlation and G Linear Regression Understand the following things about correlation linear versus nonlinear relationships pp 357359 positive versus negative relationships pp 357358 the strength of the correlation coefficient pp 359360 the difference between correlation and causation pp 265366 and what the Coefficient of Determination explains pp 367368 U Have a handle on your final project with regard to how the independent and dependent variables were measured e g nominal ordinal or intervalratio the null hypothesis underlying your hypothesis or research question whether you were interested in significant differences between groups or relationships between variables and the appropriate statistical procedure used to analyze the data Chapter 15 1 Identify the three things that should be examined in the discussion section of a written research report pp 381395 2 Identify a common limitation due to intemal validity threats and one due to external validity threats and how such limitations may or may not have applied to your study pp 3893 94


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