CPI Study Guide 2026

Everything you need to pass the CPI 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.

📋 CPI Exam Format at a Glance

125
Questions
90 min
Time Limit
80.00%
Passing Score

📚 CPI Topics to Study (21)

✍️ Sample CPI Questions & Answers

1. Why should environmental conditions be logged during evidence review?
To correlate activity with environmental changes

Environmental logs provide context and help explain or rule out natural causes for anomalies.

2. Why is using a baseline reading important before an investigation?
To compare normal and abnormal conditions

Baseline readings help investigators differentiate between normal environmental conditions and anomalies during the investigation.

3. What is 'confirmation bias' and how should a CPI investigator guard against it?
The tendency to favor information that confirms pre-existing beliefs, guarded against by applying consistent skeptical analysis to all evidence

Confirmation bias leads investigators to accept evidence supporting paranormal explanations while dismissing contrary data, and it is countered by applying rigorous skeptical analysis equally to all evidence.

4. What does a thermal imaging camera detect to produce its images?
Infrared radiation emitted by objects

Thermal cameras detect infrared radiation (heat) emitted by all objects and convert it into a visible temperature map.

5. A CPI professional encounters an unfamiliar situation while performing emf & environmental detection tools duties. What is the most appropriate first action?
Consult relevant standards, guidelines, or a qualified supervisor before proceeding

When facing unfamiliar situations in emf & environmental detection tools, the most appropriate action is to consult relevant standards, guidelines, or a qualified supervisor. This ensures safety, accuracy, and compliance while building professional knowledge.

6. Which of the following is a fundamental principle of evp classification & analysis as it applies to Certified Paranormal Investigator?
Systematic evaluation and adherence to established industry standards

A fundamental principle of evp classification & analysis in Certified Paranormal Investigator is the systematic evaluation and adherence to established industry standards, which ensures consistency, quality, and regulatory compliance across all professional activities.

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Your CPI Study Path
1. Learn with Flashcards → 2. Drill Practice Tests → 3. Take the Full Exam Simulation