1. What is the meaning of representativeness of a sample?

Sample is similar to target population

The most appropriate reason for conducting a mixed method research

Second approach enhances understanding of the existing study

What is the interpretation of (r= -.217, p=.02) at level of significance set at alpha 0.05?

There is a relationship among the variables being studied

Why would researchers train and blind research assistants in their study?

Reduce error and bias during data collection

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Duplicate of Nursing Research 3

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Practice questions on nursing research to undergraduate students

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Answers

1
1. What is the meaning of representativeness of a sample?
Sample is similar to target population
Apply findings from sample to another population
Sample and population can be manipulated
Apply findings from sample to target population
2
Which statistical test is appropriate for question what is the average temperature of patient?
Chi-square
Descriptive statistics
ANOVA
Inferential statistics
3
Researcher asked closed ended questions, analyzed numerical data to reject or accept hypothesis
Systematic Review Research
Mixed Method Research
Qualitative Research
Quantitative Research
4
What type of design is longitudinal design?
Experimental
Non experimental design
Quasi-experimental
Qualitative design
5
The most appropriate reason for conducting a mixed method research
Approach is easy to conduct
Generates the best available evidence on the topic
Second approach enhances understanding of the existing study
a. Individual approach can adequately answer question
6
What is the main purpose of statistical analysis?
Identify and explain patients response to care
summarize and interpret data
Generate and validate knowledge
Identify and discuss best research evidence
7
Measures perception of pain on a scale with ratings 1-strongly disagree, 2-disagree, 3-agree
Survey scale
Likert scale
Rating scale
nominal scale
8
What decision would you make at alpha of 0.05 when statistical test generates 0.03?
Reject null hypothesis
Accept null hypothesis
Reject alternate hypothesis
Accept statistician hypothesis
9
What is the main goal of quantitative research approach?
Develop practice guidelines
Gain in-depth understanding
Identify best evidence
Generalize findings
10
How would you describe students who are Aboriginal, aged 18 years and above?
Sampling frame
Target population
Sampling plan
Accessible population
11
What threat to a research when another activity occurs at the same time the study was ongoing?
Instrumental threat
Testing effect
Historical threat
Maturation threat
12
Selecting a random sample from Hispanics, and Black populations on topic interest to the study
Stratified random sampling
Snowball sampling
Cluster sampling
Convenience sampling
13
What level of measurement is these data, gender, type of cancer?
Ordinal level of measurement
Interval level of measure
Nominal level of measurement
Ratio level of measurement
14
What is the source for the journal " The New York Times. Retrieved from http://www.nytimes.com"
Primary source
Doi
Secondary source
URL
15
What type of sampling involves selecting 8 subjects who had experienced war in their country?
Random sampling
Convenience sampling
Quota sampling
Purposive sampling
16
What is the interpretation of (r= -.217, p=.02) at level of significance set at alpha 0.05?
There is a difference between the variables being studied
There is no difference among the variables being studied
There is no relationship among the variables being studied
There is a relationship among the variables being studied
17
Which research design can establish causality?
Prospective design
Correlational design
Experimental
Longitudinal design
18
Why would researchers train and blind research assistants in their study?
Provide best evidence on the topic
Generate knowledge important to practitioners
Reduce error and bias during data collection
Maintain ethical standards in the research
19
How would you describe problems in a study that weakens the ability to generalize findings?
subjectivity
limitations
significance
implications

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