Podcast
Questions and Answers
What type of bias arises when an untrained researcher administers a physical activity questionnaire?
What type of bias arises when an untrained researcher administers a physical activity questionnaire?
- Response bias
- Selection bias
- Information bias
- Observer bias (correct)
What is the term for incorrect answers from participants due to misinterpretation of a question, recall bias, and sensitive issues?
What is the term for incorrect answers from participants due to misinterpretation of a question, recall bias, and sensitive issues?
- Observer bias
- Information bias
- Response bias (correct)
- Selection bias
Which of the following is an example of information bias arising from data transfer errors?
Which of the following is an example of information bias arising from data transfer errors?
- Misreporting of income
- Judging depression based on self-report
- Using an uncalibrated weighing scale
- Errors when transferring responses from a paper questionnaire to an electronic database (correct)
What type of bias occurs when only undergraduate students are included in a study?
What type of bias occurs when only undergraduate students are included in a study?
What is the result of using a wrongly calibrated weighing scale to measure participant weight?
What is the result of using a wrongly calibrated weighing scale to measure participant weight?
Why might participants provide inaccurate information about their household income?
Why might participants provide inaccurate information about their household income?
What is the primary source of instrument bias in research studies?
What is the primary source of instrument bias in research studies?
Which of the following is a common consequence of poor questionnaire design?
Which of the following is a common consequence of poor questionnaire design?
What is the primary cause of assessor bias in research studies?
What is the primary cause of assessor bias in research studies?
Which of the following is a type of selection bias?
Which of the following is a type of selection bias?
What is the primary consequence of measurement tool calibration errors?
What is the primary consequence of measurement tool calibration errors?
What is the primary difference between validity and reliability?
What is the primary difference between validity and reliability?
What type of studies are most susceptible to information bias?
What type of studies are most susceptible to information bias?
Which of the following can be used to confirm exposures in a study?
Which of the following can be used to confirm exposures in a study?
What is a consequence of information bias in a study?
What is a consequence of information bias in a study?
Why is it essential to double-check disease outcomes based on self-reports?
Why is it essential to double-check disease outcomes based on self-reports?
Which of the following can introduce measurement error in a study?
Which of the following can introduce measurement error in a study?
What is a potential limitation of retrospective studies relying on self-reports?
What is a potential limitation of retrospective studies relying on self-reports?
What type of bias occurs when participants intentionally provide incorrect answers due to careless behavior?
What type of bias occurs when participants intentionally provide incorrect answers due to careless behavior?
Which of the following is an example of a participant giving inaccurate information due to poor recall?
Which of the following is an example of a participant giving inaccurate information due to poor recall?
What is the term for errors in correctly classifying participants as having been exposed or having the disease outcome?
What is the term for errors in correctly classifying participants as having been exposed or having the disease outcome?
Which of the following is an example of a participant's intentional wrong answer?
Which of the following is an example of a participant's intentional wrong answer?
What is the term for errors in measurement tools that can lead to incorrect classifications?
What is the term for errors in measurement tools that can lead to incorrect classifications?
Which of the following is an example of participant selection bias?
Which of the following is an example of participant selection bias?
What type of error occurs when a researcher incorrectly transfers data from a paper form to an electronic form?
What type of error occurs when a researcher incorrectly transfers data from a paper form to an electronic form?
A researcher uses a questionnaire that is not validated for a specific population. What type of bias is likely to occur?
A researcher uses a questionnaire that is not validated for a specific population. What type of bias is likely to occur?
A researcher measures participants' blood pressure using a machine that has not been calibrated. What type of error is likely to occur?
A researcher measures participants' blood pressure using a machine that has not been calibrated. What type of error is likely to occur?
A researcher is trained to administer a cognitive function questionnaire but not a physical activity questionnaire. What type of error is likely to occur?
A researcher is trained to administer a cognitive function questionnaire but not a physical activity questionnaire. What type of error is likely to occur?
What type of bias occurs when a researcher selectively includes only participants who are easy to recruit?
What type of bias occurs when a researcher selectively includes only participants who are easy to recruit?
A researcher misdiagnoses a participant's condition due to a clinical error. What type of bias is likely to occur?
A researcher misdiagnoses a participant's condition due to a clinical error. What type of bias is likely to occur?
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