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EPID1000 Foundations Of Biostatistics And Epidemiology

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Question:

A specific (and good) answer: This is an ecologic study because in this article researchers explore correlation based on aggregate or population level data for the outcome of national mortality rates due to breast cancer with the exposure of per capita fat intake for 30 countries. Use of population level data is a key feature of ecologic design.

Q1. What are the two research/alternative hypotheses that can be formulated from this article?

Q2. Imagine if you want to test one of the hypothesis you listed in your answer to Q1 how will you do it if you choose to go with Prospective Cohort design would? What will be the four groups at the end of the study?

Q3. Imagine if you want to test the same hypothesis as chose in your answer to Q2 how will you do it if you choose to go with Case Control design? What will be the four groups at the end of the study?

Q4. Please refer to Table 1 in the article: Why the authors are saying findings are not significant? In one paragraph (6-8 lines) please describe what are the findings as per this table and why these are not significant?

Q5. What was Spearman’s correlation coefficient used for? Why did the authors not use Pearson’s correlation coefficient instead?

Q6. In one paragraph (15 lines±2 lines) describe the findings in Table 3. (Please do not just list the statistics from the table we want you to use these and describe what you understand from them).

Q7. What is the r value for the link between Extraversion and Smart phone dependence in terms of using a smart phone while doing something else and neglect of etiquette among males? Please provide complete interpretations of r value, statistical significance, as well as practical significance..

Q8. What is the r value for the link between Conscientiousness and smart phone dependence in terms of using a smart phone for extended periods of time and neglecting social obligations and other tasks among females? Please provide complete interpretations of r value, statistical significance, as well as practical significance.

Q9. (For this question you should read the ‘Handy Tips’ that includes tips on the critical appraisal). Do you think the findings of this research are accurate and believable; after your critical appraisal would you trust these findings and say it is a good quality evidence? Yes/no and why? (We are not as much interested in yes/no as we are in your detailed justification). Please use the relevant descriptive and inferential statistics in the article to support your arguments. Please provide word count under your answer.

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My Assignment Help. (2021). Foundations Of Biostatistics And Epidemiology. Retrieved from https://myassignmenthelp.com/free-samples/epid1000-foundations-of-biostatistics-and-epidemiology/write-null-and-alternative-hypothesis.html.

My Assignment Help (2021) Foundations Of Biostatistics And Epidemiology [Online]. Available from: https://myassignmenthelp.com/free-samples/epid1000-foundations-of-biostatistics-and-epidemiology/write-null-and-alternative-hypothesis.html
[Accessed 14 April 2021].

My Assignment Help. 'Foundations Of Biostatistics And Epidemiology' (My Assignment Help, 2021) <https://myassignmenthelp.com/free-samples/epid1000-foundations-of-biostatistics-and-epidemiology/write-null-and-alternative-hypothesis.html> accessed 14 April 2021.

My Assignment Help. Foundations Of Biostatistics And Epidemiology [Internet]. My Assignment Help. 2021 [cited 14 April 2021]. Available from: https://myassignmenthelp.com/free-samples/epid1000-foundations-of-biostatistics-and-epidemiology/write-null-and-alternative-hypothesis.html.


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