# Study Protocol

## Material Passport

- Origin Skill: experiment-agent
- Origin Mode: plan
- Origin Date: [ISO 8601]
- Verification Status: UNVERIFIED
- Version Label: study_protocol_v1

## Study Overview

- **Title**: [descriptive name]
- **Research Question**: [primary RQ]
- **Hypothesis**: [directional or non-directional]
- **Design**: [experimental | quasi-experimental | observational | mixed]
- **Type**: [survey | experiment | field_study | interview | mixed]

## Participants

- **Target Population**: [who]
- **Sampling Strategy**: [random | stratified | convenience | purposive | snowball]
- **Target Sample Size**: [N] (based on power analysis: [parameters used])
- **Inclusion Criteria**: [list]
- **Exclusion Criteria**: [list]

## Variables

| Role | Variable | Measurement | Scale |
|------|----------|-------------|-------|
| IV | [name] | [how measured] | [nominal/ordinal/interval/ratio] |
| DV | [name] | [how measured] | [nominal/ordinal/interval/ratio] |
| Control | [name] | [how measured] | [nominal/ordinal/interval/ratio] |
| Confound | [name] | [how addressed] | — |

## Instruments

| Instrument | Purpose | Source | Reliability |
|-----------|---------|--------|-------------|
| [name] | [what it measures] | [original author / self-developed] | [Cronbach's alpha, if known] |

## Data Collection

| Phase | Timeline | Activity | Responsible |
|-------|----------|----------|-------------|
| 1 | [dates] | [what happens] | [who] |
| 2 | [dates] | [what happens] | [who] |

## Analysis Strategy

| RQ/Hypothesis | Statistical Test | Assumptions | Fallback |
|--------------|-----------------|-------------|----------|
| [RQ1] | [e.g., independent t-test] | [normality, equal variance] | [Mann-Whitney U if assumptions violated] |

## Ethics

- **IRB Status**: [approved | submitted | pending | exempt]
- **Consent Method**: [written | digital | verbal]
- **Data Anonymization**: [method]
- **Data Storage**: [location, encryption, access control]
- **Retention Period**: [duration]
