Research Problem and Analytical Phase Quiz
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Questions and Answers

What is the primary purpose of bio-physiologic measures according to the text?

  • To assess the quality of medical products
  • To evaluate nursing interventions
  • To study physiological correlates of interventions and outcomes
  • To measure basic physiological processes (correct)
  • What type of physiologic measurements are performed directly on living organisms?

  • Quantitative measurements
  • In vivo measurements (correct)
  • Qualitative measurements
  • In vitro measurements
  • Which of the following is not one of the four criteria of an effective qualitative instrument according to the text?

  • Transferability
  • Confirmability
  • Dependability
  • Validity (correct)
  • What is the term used in the text that is analogous to reliability for qualitative research?

    <p>Dependability</p> Signup and view all the answers

    Which of the following is an example of a physiologic measurement mentioned in the text?

    <p>Oxygen saturation</p> Signup and view all the answers

    What is the main characteristic of Purposive Sampling?

    <p>Subjects are handpicked based on researcher's knowledge</p> Signup and view all the answers

    In Cluster Sampling, the first units drawn are typically:

    <p>Large groupings</p> Signup and view all the answers

    What is the aim of using Stratified Random Sampling?

    <p>To obtain a greater degree of representativeness</p> Signup and view all the answers

    Which formula is used in the Slovin method to estimate optimum sample size?

    <p>$n = N/1+Ne(desired margin of error)^2$</p> Signup and view all the answers

    What is the main characteristic of Systematic Sampling?

    <p>Involves selecting every nth case from a list or group</p> Signup and view all the answers

    What sample size is recommended for Correlation Studies?

    <p>30 subjects</p> Signup and view all the answers

    What is the most important factor in determining the feasibility of a research problem?

    <p>Accessibility of subjects</p> Signup and view all the answers

    Which type of hypothesis specifies the relationship between variables?

    <p>Directional alternative hypothesis</p> Signup and view all the answers

    What is the purpose of a conceptual framework in nursing research?

    <p>To represent the interaction among theoretical and operational concepts</p> Signup and view all the answers

    Which type of literature review is used to develop a stronger theory?

    <p>Replication of a prior study in a different setting and population</p> Signup and view all the answers

    What is the key difference between quantitative and qualitative research designs?

    <p>Quantitative uses numerical data while qualitative uses textual and nominal data</p> Signup and view all the answers

    Which type of variable has a finite number of values between any two points?

    <p>Discrete variable</p> Signup and view all the answers

    What is the purpose of a conceptual definition in nursing research?

    <p>To define a concept based on a dictionary definition</p> Signup and view all the answers

    Which type of hypothesis is used to test for a relationship between variables without specifying the direction?

    <p>Non-directional alternative hypothesis</p> Signup and view all the answers

    What is the primary purpose of a literature review in nursing research?

    <p>To identify research problems and develop research questions/hypotheses</p> Signup and view all the answers

    What is the key difference between a conceptual model and a conceptual framework in nursing research?

    <p>A conceptual model represents interaction among concepts, while a conceptual framework represents predictive relationships</p> Signup and view all the answers

    What is the primary purpose of bracketing in qualitative research?

    <p>To avoid holding previous knowledge regarding the phenomenon</p> Signup and view all the answers

    Which of the following best describes the target population in research?

    <p>The aggregate of cases which the researcher would like to make generalizations</p> Signup and view all the answers

    What is the primary concern with sampling bias in research?

    <p>It leads to an overrepresentation of certain segments of the population</p> Signup and view all the answers

    Which of the following is a characteristic of probability sampling methods?

    <p>They allow for estimating each element's probability of being included in the sample</p> Signup and view all the answers

    What is the primary advantage of convenience sampling in research?

    <p>It provides a readily available or easily accessible group of subjects</p> Signup and view all the answers

    What is the purpose of snowball or network sampling in research?

    <p>To identify potential subjects when they are difficult to locate</p> Signup and view all the answers

    What is the primary purpose of content validity?

    <p>To evaluate the degree to which an instrument has an appropriate sample of items for the construct being measured</p> Signup and view all the answers

    Which of the following is an example of nominal data?

    <p>Hair color</p> Signup and view all the answers

    What is the minimum acceptable value for Cronbach's alpha, which measures reliability?

    <p>0.7</p> Signup and view all the answers

    Which type of validity is concerned with the relationship between an instrument and an external criterion?

    <p>Criterion-related validity</p> Signup and view all the answers

    What is the primary purpose of external validity?

    <p>To assess whether the findings can be generalized to other samples or settings</p> Signup and view all the answers

    Which of the following is an example of interval data?

    <p>Temperature in degrees Celsius</p> Signup and view all the answers

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