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Constructing HypothesesFoundations of Nursing Research

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The ________ population is the group that is available for study by a researcher.
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Accessible (actual)
T/F The term population refers only to people and not to inanimate objects or animals.
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False. Population can refer to a "population" of charts being studied, or a population of blood pressure readings.
What is the purpose of identifying a population in a research study?
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It makes clear the group of people who can have the results of the study applied to them
What is a sample?
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A subgroup of the population to be studied. It is chosen to represent the population of interest so generalizations can be made.
__________ samples are those chosen by a random selection process in which each member of the population has an equal chance of being in the sample.
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Probability
What is the major drawback to a nonprobability selection method for sampling?
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The researcher has less confidence that the population selected is truly representative of the one to be studied. Bias risks are great.
A ______ study is a miniature trial version of a planned study.
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Pilot
Why is a pilot study sometimes referred to as a Primary Prevention?
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A pilot study can prevent a researcher from performing a larger study that is an expensive disaster.
What are some reasons for conducting a pilot study?
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Allows for examination of issues related to the research design, sample size, data collection procedures, and data analysis appraoches. It can also be used to test new data collection instruments or ones that have been changed. Finally, it essentially identifies any "bugs" that need to be worked out.
The pieces of information or facts collected during a research project is referred to as...
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Data
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What step in the research process measures the variables of interest?
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The data collection step
What questions should be answered during the data collection phase of a research project?
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What data will be collected? How will the data be collected? Who will collect the data? Where will the data be collected? When will the data be collected?
What determines the choice of methods to collect data for a research project?
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The hypothesis or research question, the study deisgn, and the available knowledge about the topic
What plans should be in place prior to collecting data?
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How the data is going to be organized and tabulated and how it is to be evaluated. With that includes how to handle missing data, interview transcription, etc.
A _________ should be consulted in the early phase of the research process as well as the analysis phase to determine the most effective way to organize data.
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Statistician
How can a statistician help a researcher with a study?
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They can help determine what data are needed for a study and what statistical procedures will be appropriate to analyze the data.
Which step of the research process may be the most important for nursing?
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Communicating the findings of a study
What is a poster session?
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A method for disseminating research results that involves an attractively designed poster that describes the area of research, the problem statement and hypothesis and the findings.
A researcher acting as a consultant in a health care setting for nurses interested in implementing the interventions identified in their study is an example of what step of research?
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Utilizing the findings
T/F In quantitative research, there may be some shifting back and forth between the research steps.
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True
  
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