Formulation of a research question
Indicates the purpose of the project, as well as the timeframe/location as appropriate
All of the above
Narrative literature reviews
Institutional Review Board
Incongruent Randomized Behavior
International Research Bureau
Internal Research Bank
Determining the sensitivity and specificity of diagnostic methods
Variations among the clinical manifestations of patients with a disease
Identifying patient characteristics or risk factors associated with a disease or outcome
The impact of blinding or masking a study population
Randomized control study
Increasing the population
Decreasing the sample size
Increasing the sample size
Choosing volunteers from an introductory psychology class to participate
Numbering all the elements of a sampling frame and then using a random number table to pick cases from the table.
Randomly selecting schools, and then sampling everyone within the school.
Listing the individuals by ethnic group and choosing a proportion from within each ethnic group at random.
Simple random sampling
They can also be used in topic guides.
Potential is high for interviewer bias.
Coding is a challenge
Respondents can express themselves freely.
A leading question.
An implicit alternative.
Hawthorne effect bias.
Leading question bias.
No need to mention him
List of different species of bacteria
Number of people on a study
Cancer staging scale