Exam 2 Study Guide

# Exam 2 Study Guide - MR Exam 2 Study Guide KEY TERMS...

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MR Exam 2 Study Guide KEY TERMS RELATED TO READING ARTICLES Article: “Practical sampling methods for low-incident populations” Chapter 10 Key Terms: Simple Random Sampling Every sampling unit in the target population has a known and equal chance of being selected Probability Sampling Known probability of selecting units in target population o Probability may not be equal Pre-specified rules for selecting units o Provides unbiased and properly represented data Results can be generalized Observed difference in sample findings can be partially attributed to sampling error Non-probability Sampling Unknown probability of selecting units o Unknown sampling error Selection based on intuitive judgment or knowledge of the researcher Limited generalizability Determining the appropriate sampling design o Research objectives o Degree of Accuracy o Resources o Time Frame o Knowledge of the Target Population o Scope of the Research o Statistical Analysis Needs Steps in developing a sampling plan o Define the Target Population Use information problem and research objective as guidelines Characteristics that represent the elements of the target population’s frame become the sampling units from which a sample will be drawn o Select the Data Collection Method o Identify the Sampling Frame(s) Needed o Select the appropriate sampling method

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o Determine necessary sample sizes and overall contact rates o Create an operating plan for selecting sampling units o Execute the operational plan Article: “Practical Problems in Questionnaire Design” Chapter 13 Key Terms: Bad Questions Prevent or distort the fundamental communication between the researcher and the respondent Must allow respondent to answer in a meaningful way Selection of words Problems – ambiguity, abstraction and connotation Significance of “word phrasing” o could vs. should vs. might Flowerpot approach – specific scientific framework for integrating sets of question/scale measurements into a logical (based on hierarchy), smooth-flowing questionnaire Introduction section First information objective o Broadest information requirements o General specific data requirements Second information objective o More specific data requirements o General specific question/scale measurements General opinion information (if needed) o Psychographic measurements Identification section o Demographic/Socioeconomic measurements Thank-you statements Structured questions Closed-ended questions that eliminate interviewer bias More popular with greater control Unstructured questions Open-ended questions followed by probing questions Provides rich array of information Confidentiality Respondent does not have anonymity from interviewer but their identity is kept private from a third party, especially the client
Article: “Designing a Questionnaire that Dives beneath the Surface” Chapter 13 Key Terms: Setting an Objective and the Flowerpot approach

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Exam 2 Study Guide - MR Exam 2 Study Guide KEY TERMS...

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