Research Problem and Analytical Phase Quiz

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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?

Dependability (B) Signup and view all the answers

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

Oxygen saturation (A) Signup and view all the answers

What is the main characteristic of Purposive Sampling?

Subjects are handpicked based on researcher's knowledge (C) Signup and view all the answers

In Cluster Sampling, the first units drawn are typically:

Large groupings (A) Signup and view all the answers

What is the aim of using Stratified Random Sampling?

To obtain a greater degree of representativeness (A) Signup and view all the answers

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

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

What is the main characteristic of Systematic Sampling?

Involves selecting every nth case from a list or group (A) Signup and view all the answers

What sample size is recommended for Correlation Studies?

30 subjects (D) Signup and view all the answers

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

Accessibility of subjects (A) Signup and view all the answers

Which type of hypothesis specifies the relationship between variables?

Directional alternative hypothesis (B) Signup and view all the answers

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

To represent the interaction among theoretical and operational concepts (C) Signup and view all the answers

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

Replication of a prior study in a different setting and population (A) Signup and view all the answers

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

Quantitative uses numerical data while qualitative uses textual and nominal data (C) Signup and view all the answers

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

Discrete variable (B) Signup and view all the answers

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

To define a concept based on a dictionary definition (D) Signup and view all the answers

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

Non-directional alternative hypothesis (A) Signup and view all the answers

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

To identify research problems and develop research questions/hypotheses (B) Signup and view all the answers

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

A conceptual model represents interaction among concepts, while a conceptual framework represents predictive relationships (C) Signup and view all the answers

What is the primary purpose of bracketing in qualitative research?

To avoid holding previous knowledge regarding the phenomenon (B) Signup and view all the answers

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

The aggregate of cases which the researcher would like to make generalizations (A) Signup and view all the answers

What is the primary concern with sampling bias in research?

It leads to an overrepresentation of certain segments of the population (B) Signup and view all the answers

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

They allow for estimating each element's probability of being included in the sample (B) Signup and view all the answers

What is the primary advantage of convenience sampling in research?

It provides a readily available or easily accessible group of subjects (C) Signup and view all the answers

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

To identify potential subjects when they are difficult to locate (C) Signup and view all the answers

What is the primary purpose of content validity?

To evaluate the degree to which an instrument has an appropriate sample of items for the construct being measured (C) Signup and view all the answers

Which of the following is an example of nominal data?

Hair color (D) Signup and view all the answers

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

0.7 (A) Signup and view all the answers

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

Criterion-related validity (D) Signup and view all the answers

What is the primary purpose of external validity?

To assess whether the findings can be generalized to other samples or settings (A) Signup and view all the answers

Which of the following is an example of interval data?

Temperature in degrees Celsius (D) Signup and view all the answers