CRS Study Guide 2026
Everything you need to pass the CRS exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 CRS Exam Format at a Glance
📚 CRS Topics to Study (21)
✍️ Sample CRS Questions & Answers
1. Which analysis method tests relationships between variables?
Correlation analysis is a statistical method specifically designed to examine the strength and direction of a linear relationship between two or more quantitative variables. It helps researchers understand if and how variables move together, indicating a potential association. While it shows relationships, it's important to note that correlation does not imply causation.
2. What is a Data Management Plan (DMP) in research?
A DMP is a formal document describing how research data will be managed throughout a study's lifecycle, including collection, storage, security, and long-term sharing.
3. Phase I clinical trials primarily assess which of the following?
Phase I trials focus on evaluating the safety, tolerability, and appropriate dosing of a new intervention in a small group of participants.
4. Which of the following best defines data fabrication in scientific research?
Data fabrication is the act of inventing or making up data, results, or findings that were never actually observed or collected.
5. What is the most effective way to measure success in quantitative research methods within CRS professional practice?
Effective measurement combines multiple data sources — quantitative metrics, qualitative assessments, and stakeholder feedback — all aligned with clearly defined objectives for a comprehensive evaluation.
6. According to ICMJE guidelines, all of the following criteria must be met to qualify as an author EXCEPT:
ICMJE authorship requires intellectual contribution, drafting/revision, final approval, and accountability — funding acquisition alone does not qualify someone for authorship.