Styne

Experimental Design and Analysis Experimental Design and Analysis Midterm Experimental Design and Analysis

Determinism Correct Answers Events have meaningful, systematic causes Empiricism Correct Answers Knowledge is gained from experience and making observations Parsimony Correct Answers If we have two competing theories, we should choose the simpler or more frugal of the two Testability Correct Answers You must be able to realistically test the theory (and you must be able to falsify it) Publication Correct Answers Spread the word Positive Test Bias Correct Answers The tendency to se...

experimental research Correct Answers the research approach in which one attempts to demonstrate cause and effect relationships by manipulating the independent variable descriptive research Correct Answers research that attempts to describe some phenomenon, event or situation quantitative research study Correct Answers a research study that is based on numerical data numerical data Correct Answers data consisting of numbers qualitative research study Correct Answers a research study ...

Which of the following is a major step in a qualitative research study? Correct Answers Gaining entrée into research sites In quantitative and qualitative research, which of the major steps is common to both research methods? Correct Answers Protecting human subjects T/F: Qualitative research involves a fairly linear process with researchers planning the steps and following those steps as closely as possible. Correct Answers FALSE T/F: When planning a qualitative study, a literature re...

Probability Sampling Correct Answers A method of selection in which each member of a population has a known chance or probability of being selected. Bias Correct Answers The quality of a measurement device that tends to result in a misrepresentation of what is being measured in a particular direction. may occur due to limits on coverage, limits on ability to contact potential respondents and limits on ability to persuade potential respondents to cooperate Equal probability of selection ...

c A difficult but important first step in process analysis is to clearly define the of the analysis. Correct Answers goal If the cycle time decreases, the output of the process will Correct Answers increase Which of the following terms describes the ratio of the time that a resource is activated, relative to the time that it is available for use? Correct Answers utilization In a process flow chart a diamond represents which of following? Correct Answers Decision point A is any part ...

Information system Correct Answers A set of interrelated components that collects processes stores and provides as output the information needed to complete business task . Always includes people who operate the system and carry out some of the work Systems analysis Correct Answers Those system development activities that enable a person to understand and specify what the new system should accomplish Systems design Correct Answers System development activities that enable a person to descr...

Sample Correct Answers A subset, or some part, of a larger population. Population (universe) Correct Answers Any complete group of entities that share some common set of characteristics. Population Element Correct Answers An individual member of a population Census Correct Answers An investigation of all the individual elements that make up a population. Stages in Sampling Selection Correct Answers 1.) define population 2.) Select sampling frame 3.) determine if nonprobability or pro...

Planning, analysis, design, implementation Correct Answers Four phases of SDLC Deliverables Correct Answers Specific documents and files that give an understanding of the project Planning Phase Correct Answers The fundamental process of understanding why an information system should be built and determining how the project team will go about building it. The project team identifies the business value of the system, conducts a feasibility analysis, and plans the project Project initi...

What is the difference between post hoc tests and planned comparisons? Correct Answers Post-hoc tests are conducted after a significant ANOVA; planned comparisons are decided a priori When we say that comparisons are orthogonal, what do we mean? A. We are looking at comparisons that are dependent on each other B. We are looking at comparisons that are independent of one another C. The outcome of one comparison tells us whether another comparison will be significant D. I have no id...