Introduction to Biostatistics PHC 121
Introduction to Biostatistics PHC 121
College of Health Sciences Department of Public Health
ASSIGNMENT COVER SHEET
Course name: Introduction to Biostatistics
Course number: PHC 121 CRN XXXXX
Use the data set provided, answer the following questions:
Q1- Q4 A study was conducted to identify the changes in triglyceride levels of subjects followed by a specific diet. The diet consists primarily of protein and animal fat, restricting carbohydrate intake. The study participants followed the diet with length of time varying from 3 to 17 weeks (Datasheet is provided in excel attachment )
Q1. Write a statistical summary for participant’s demographic details that includes variable age, gender, weeks on diet & physical activity? Mark –
2 Q2. Compute most appropriate measure of central tendency & dispersion to report the variable “changes in triglyceride level” and address its worthiness? Mark –
2 Q3. What is the appropriate statistical test for identifying significance difference in the “changes in triglyceride levels” in male and females & Why? Mark – 1 Assignment title or task: (You can write a question)
Q4. What are the assumptions underlying the test you identified in Question-3? Mark -1
Q5: In a cross sectional study on coronary heart disease (CHD), the smoking and CHD status are summarized below Smoking Yes No Total a. CHD Present 55 552 607 Total Absent 84 1927 2011 139 2479 2618 What is the appropriate statistical test for identify the association between smoking and CHD ? Mark -1 b. What are the assumptions and application of the proposed test identified for Q.5a Mark – 2 College of Health Sciences Department of Public Health c. Assume that is set to 0.05 for a two-tailed test and the estimated p-value is 0.0012, What do you conclude? Mark – 1 Student name: XXXXX Student ID: XXXXX Submission date: XXXXX Instructor name: xxxxxx Grade: …. Out of 10 Submission Guidelines: • • • • • Write 1-2 page(s) essay not less than 200 words and maximum of 500 words excluding references and data table with a font of Times New Roman and size of 12. The line spacing should be 1.5. Heading should be Bold and text color should be Black AVOID PLAGIARISM Assignments must be submitted with the filled Cover Page (Students information should be filled on the first page of the document) Assignments must carry at least TWO up to date references using APA style. Please see below web link about how to cite APA reference style. Click or tap to follow the link: https://guides.libraries.psu.edu/apaquickguide/intext. College of Health Sciences Department of Public Health • Assignment should be submitted on time by the end of Week 10 (Thursday 3 /11/2022 at 11:59 pm) participant Gender NoAge ( Yrs) Weeks on Diet intial weight (Kg) Final Weight(kg) Weight difference 1F 2M 3M 4F 5M 6F 7M 8F 9M 10 F 11 M 12 F 13 M 14 F 15 F 16 F 17 M 18 F 19 M 20 F 25 30 28 30 35 28 32 30 26 38 42 35 40 38 42 32 38 28 26 43 10 11 17 4 9 6 3 6 4 4 4 7 8 7 7 14 13 4 9 8 58 63 64 65 60 57.3 62.7 63.6 71.4 72.7 49.6 78.2 65 71.8 71.8 70.5 69 55.9 60 68 49.6 58 55.9 54.6 56.7 55.5 59.6 59.6 69.1 70.5 47.1 75 53.2 68.6 66.8 66.8 55.9 54.6 56.7 55.5 8.4 5 8.1 10.4 3.3 1.8 3.1 4 2.3 2.2 2.5 3.2 11.8 3.2 5 3.7 13.1 1.3 3.3 12.5 Triglyceride level(mg/dl ) Baseline final 159 93 200 174 148 148 185 180 220 89 184 182 110 88 134 84 220 174 148 238 “Changes in Triglyceride level “(mg/dl) 144 80 160 134 93 90 130 160 180 77 140 130 100 80 110 78 180 134 93 180 15 13 40 40 55 58 55 20 40 12 44 52 10 8 24 6 40 40 55 58 Physical activity No No yes No Yes yes No Yes No No Yes No No Yes No No yes No Yes yes
| Excellent | Good | Fair | Poor | ||
| Main Postinga | 45 (45%) – 50 (50%)
Answers all parts of the discussion question(s) expectations with reflective critical analysis and synthesis of knowledge gained from the course readings for the module and current credible sources.
Supported by at least three current, credible sources.
Written clearly and concisely with no grammatical or spelling errors and fully adheres to current APA manual writing rules and style. |
40 (40%) – 44 (44%)
Responds to the discussion question(s) and is reflective with critical analysis and synthesis of knowledge gained from the course readings for the module.
At least 75% of post has exceptional depth and breadth.
Supported by at least three credible sources.
Written clearly and concisely with one or no grammatical or spelling errors and fully adheres to current APA manual writing rules and style. |
35 (35%) – 39 (39%)
Responds to some of the discussion question(s).
One or two criteria are not addressed or are superficially addressed.
Is somewhat lacking reflection and critical analysis and synthesis.
Somewhat represents knowledge gained from the course readings for the module.
Post is cited with two credible sources.
Written somewhat concisely; may contain more than two spelling or grammatical errors.
Contains some APA formatting errors. |
0 (0%) – 34 (34%)
Does not respond to the discussion question(s) adequately.
Lacks depth or superficially addresses criteria.
Lacks reflection and critical analysis and synthesis.
Does not represent knowledge gained from the course readings for the module.
Contains only one or no credible sources.
Not written clearly or concisely.
Contains more than two spelling or grammatical errors.
Does not adhere to current APA manual writing rules and style. |
|
| Main Post: Timeliness | 10 (10%) – 10 (10%)
Posts main post by day 3. |
0 (0%) – 0 (0%) | 0 (0%) – 0 (0%) | 0 (0%) – 0 (0%)
Does not post by day 3. |
|
| First Response | 17 (17%) – 18 (18%)
Response exhibits synthesis, critical thinking, and application to practice settings.
Responds fully to questions posed by faculty.
Provides clear, concise opinions and ideas that are supported by at least two scholarly sources.
Demonstrates synthesis and understanding of learning objectives.
Communication is professional and respectful to colleagues.
Responses to faculty questions are fully answered, if posed.
Response is effectively written in standard, edited English. |
15 (15%) – 16 (16%)
Response exhibits critical thinking and application to practice settings.
Communication is professional and respectful to colleagues.
Responses to faculty questions are answered, if posed.
Provides clear, concise opinions and ideas that are supported by two or more credible sources.
Response is effectively written in standard, edited English. |
13 (13%) – 14 (14%)
Response is on topic and may have some depth.
Responses posted in the discussion may lack effective professional communication.
Responses to faculty questions are somewhat answered, if posed.
Response may lack clear, concise opinions and ideas, and a few or no credible sources are cited. |
0 (0%) – 12 (12%)
Response may not be on topic and lacks depth.
Responses posted in the discussion lack effective professional communication.
Responses to faculty questions are missing.
No credible sources are cited. |
|
| Second Response | 16 (16%) – 17 (17%)
Response exhibits synthesis, critical thinking, and application to practice settings.
Responds fully to questions posed by faculty.
Provides clear, concise opinions and ideas that are supported by at least two scholarly sources.
Demonstrates synthesis and understanding of learning objectives.
Communication is professional and respectful to colleagues.
Responses to faculty questions are fully answered, if posed.
Response is effectively written in standard, edited English. |
14 (14%) – 15 (15%)
Response exhibits critical thinking and application to practice settings.
Communication is professional and respectful to colleagues.
Responses to faculty questions are answered, if posed.
Provides clear, concise opinions and ideas that are supported by two or more credible sources.
Response is effectively written in standard, edited English. |
12 (12%) – 13 (13%)
Response is on topic and may have some depth.
Responses posted in the discussion may lack effective professional communication.
Responses to faculty questions are somewhat answered, if posed.
Response may lack clear, concise opinions and ideas, and a few or no credible sources are cited. |
0 (0%) – 11 (11%)
Response may not be on topic and lacks depth.
Responses posted in the discussion lack effective professional communication.
Responses to faculty questions are missing.
No credible sources are cited. |
|
| Participation | 5 (5%) – 5 (5%)
Meets requirements for participation by posting on three different days. |
0 (0%) – 0 (0%) | 0 (0%) – 0 (0%) | 0 (0%) – 0 (0%)
Does not meet requirements for participation by posting on 3 different days. |
|
| Total Points: 100 | |||||