23 Jan Question 13Which preliminary

MPH501 Quantitative Methods for Public Health Application

Module 1 Quiz

Question 1A study is planned to assess the effect of a new surgical intervention for kidney stones. One hundred-fourteen patients with kidney stones will be randomly assigned to receive either the new surgical intervention or the standard surgical intervention. The efficacy of the new surgical intervention will be measured by the time it takes a patient to return to normal activities, measured in days. Identify the type of study proposed and indicate its specific strengths and weaknesses.

Question 2An investigator wants to assess whether increased levels of pesticide exposure is a risk factor for colon cancer. Electronic medical records at a local hospital will be used to identify 74 patients with colon cancer. One hundred eleven patients who are similar but free of colon cancer will also be selected. Each participant’s medical record will be analyzed for pesticide exposure history. Identify the type of study proposed and indicate its specific strengths and weaknesses.

Question 3Describe at least two sources of bias in the study described in Question 3.

Question 4Which of the below is not the most common qualitative method?

Surveys

Participant observation

In-depth interviews

Focus groups

Question 5What type of data is generated from qualitative research methods? Select all that apply.

Field Notes

Audio (or video) recordings

Transcripts

Questionnaire data

Question 6Qualitative seeks to ________ phenomena, while quantitative seeks to _________ hypotheses about phenomena.

Explore, Confirm

Confirm, Seek

Explore, Seek

Confirm, Explore

Question 7What is the most common sampling strategy in qualitative research methods?

Purposive

Snowball

Quota

Respondent-driven

Question 8Coding is a way of indexing or categorizing the text in order to establish a framework of thematic ideas about it.

True

False

Question 9Which preliminary code would be most appropriate based on the following raw data: The closer I get to “retirement age” the faster I want it to happen. I’m not even 55 yet and I would give anything to retire now. But there’s a mortgage to pay off and still a lot more to sock away in savings before I can even think of it. I keep playing the lottery though, in hopes of winning those millions. No retirement luck yet.

Select the code that is most appropriate.

Anxiety about retirement

Financial struggles

Stress about purchasing a home

Question 10Coding is the process of organizing and sorting your data.

True

False

Question 11Which of the below is not a qualitative data management software?

SPSS

NVivo

MaxQDA

Atlas. Ti

Question 12What is the process of developing a written document of audio text.

Transcription

Translation

Coding

Data Analysis

Question 13Which preliminary code would be most appropriate based on the following raw data: “After my professional development I would say though, I felt more prepared to teach and to implement classroom management techniques for the unit specifically and as well to create that safe and positive learning environment for the students for the human sexuality instruction.”

Select the code that is most appropriate.

Benefits of professional development

Difficulties teaching in school

Creating a fun learning environment