Review of a Statistics Article on Death Certificates
Not what you're looking for?
Using the attached article, please help me respond to the following questions:
1. What is the main purpose and hypothesis of the study?
2. Develop a pictorial representation of the relationship between the variables that the authors studied. Include the level of measurement (nominal, ordinal, interval/ratio) for each identified variable.
3. What statistical test(s) or epidemiological concepts do the author(s) use?
4. Discuss whether the statistical and epidemiological tests were applied correctly?
5. Would you do anything differently from a presentation of results, testing or measurement of variables point of view?
6. What real-life conclusions can be drawn from the study? What does the study mean for patients or practice?
Purchase this Solution
Solution Summary
The expert provides a review of a statistics article on death certificates. A pictorial representation of the relationship between the variables that the authors studies is provided.
Solution Preview
1. The main purpose of the study is to examine how accurate death certificates are in presenting vital statistics with particular focus on cardiac deaths. The hypothesis of the study is the death certificate may not precisely reflect vital statistics especially for the cardiac related deaths.
2. View attachment for this answer.
3. Chi square test, sensitivity and specificity analysis are used throughout the study.
4. For the chi square test at table 2, we first need to find out the degrees of freedom. ...
Purchase this Solution
Free BrainMass Quizzes
Know Your Statistical Concepts
Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.
Terms and Definitions for Statistics
This quiz covers basic terms and definitions of statistics.
Measures of Central Tendency
This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.
Measures of Central Tendency
Tests knowledge of the three main measures of central tendency, including some simple calculation questions.