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HLT 362V Topic 5 DQ 1 & Responses Applied Statistics For Health Care Professionals
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---2Oktober 20232023/2024
- Topic 5 DQ 1 
Describe how epidemiological data influences changes in health practices. Provide an example 
and explain what data would be necessary to make a change in practice. 
Epidemiology is the study of the distribution and determinants of health-related states or events 
in specified populations and the application of this study to the control of health problems (CDC, 
2012). Epidemiology is a quantitative discipline that relies on a working knowledge of 
probability, statistics, and soun...
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HLT362V Week 4 DQ 1 & Responses Applied Statistics For Health Care Professionals
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---3Oktober 20232023/2024
- Provide an example of experimental, quasi-experimental, and nonexperimental research from the 
GCU Library and explain how each research type differs from the others. When replying to 
peers, evaluate the effectiveness of the research design of the study for two of the examples 
provided
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HLT362V Week 3 DQ 1 & Responses Applied Statistics For Health Care Professionals
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---3Oktober 20232023/2024
- HLT-362V Week 3 DQ 1 - Explain when a z-test would be appropriate………. 
Applied Statistics for Health Care Professionals - Hypothesis Testing 
Grand Canyon University 
Explain when a z-test would be appropriate over a t-test. 
Answer 1 
Z-test = Statistical test used to determine whether two 
population means are different when the variances are known and the sample is 
large. 
T-test compares the actual difference between two means in 
relation to the variation in the data Z-test is a stat...
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HLT362V Week 3 DQ 2 & Responses Applied Statistics For Health Care Professionals
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---4Oktober 20232023/2024
- HLT-362V Week 3 DQ 2 - Researchers routinely choose an alpha………… 
Applied Statistics for Health Care Professionals - Hypothesis Testing 
Grand Canyon University 
Researchers routinely choose an alpha level of 0.05 for testing their hypotheses. What are some 
experiments for which you might want a lower alpha level (e.g., 0.01)? What are some situations 
in which you might accept a higher level (e.g., 0.1)? 
Answer 1 
The significance level (alpha) is the probability of committing a type ...
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HLT362V Week 2 DQ 2 & Responses Applied Statistics For Health Care Professionals
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---2Oktober 20232023/2024
- Using the research article selected for DQ 1, identify three key questions you will ask and answer when 
reading the research study and why these questions are important. When responding to peers, 
provide other questions and answers that could be considered in relation to the peers' studies.
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HLT362V Week 2 DQ 1 & Responses Applied Statistics For Health Care Professionals
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---3Oktober 20232023/2024
- Select a research article, other than the articles from your assignments, from the GCU library. 
Provide an overview of the study and describe the strategy that was used to select the sample 
from the population. Evaluate the effectiveness of the sampling method selected. Provide support 
for your answer. Include the article title and permalink in your post 
There is a major problem in clinical research. The researcher tries to solve and control the 
outcomes. Several approaches can be consulted...
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HLT 362V Week 1 DQ 1 plus DQ 2 with Responses Applied Statistics For Health Care Professionals
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---2Oktober 20232023/2024
- Discuss the historical application of statistics in the field of health care. Describe an example, other 
than Florence Nightingale's contributions, where statistical application has greatly influenced or 
changed health care operations or practice.
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