{ "schema_version": "core-reviewed-term-ai-handoff-v1", "version": "core-reviewed-term-ai-handoff-v1", "contract_status": "preview", "distribution": "per_term_read_only_ai_handoff", "no_write_operations": true, "canonical": { "url": "https://core.yogoq.com/en-US/core/a-b-testing", "slug": "a-b-testing", "locale": "en-US" }, "summary": { "schema_version": "core-reviewed-term-summary-v1", "term_id": "c2814f26-6ed6-50c2-bc84-a5e47d2c229a", "canonical_slug": "a-b-testing", "canonical_url": "https://core.yogoq.com/en-US/core/a-b-testing", "locale": "en-US", "display_name": "A/B Testing", "english_name": null, "abbreviation": null, "short_definition": "A/B testing compares two or more variants simultaneously to determine which performs better on a defined metric.", "quality": "reviewed", "publication_status": "published_reviewed", "version": "core-reviewed-term-summary-v1", "last_reviewed_at": "2026-05-14T00:00:00.000Z", "sources_count": 3, "limitations_key": "core-trust-policy-v1-2026-06-22" }, "content": { "definition": { "key": "definition", "title": "一言でいうと", "text": "A/B testing compares two or more variants simultaneously to determine which performs better on a defined metric.", "items": [] }, "formula": null, "boundary": null, "usage": [ { "key": "meaning", "title": "意味", "text": "A/B testing randomly assigns users to different versions of a page, message, or feature and measures outcome differences. Statistical significance helps determine whether the effect is real or due to chance. Proper sample size, test duration, and metric selection are essential for valid decisions.", "items": [] }, { "key": "usage", "title": "役立つ場面", "text": "Chooses which design or message to deploy based on evidence. Prioritizes roadmap changes with measurable impact. Evaluates marketing tactics with quantified lift.", "items": [ "Chooses which design or message to deploy based on evidence.", "Prioritizes roadmap changes with measurable impact.", "Evaluates marketing tactics with quantified lift." ] }, { "key": "usage", "title": "使い方のポイント", "text": null, "items": [ "Define the hypothesis and success metric before testing.", "Randomization and adequate sample size are required.", "Consider long-term effects, not only short-term conversion.", "Running too many tests at once can create interference.", "Document results to build institutional learning." ] } ], "misunderstandings": [ { "key": "misunderstandings", "title": "よくある誤解 / 落とし穴", "text": null, "items": [ "Small sample results are enough to decide.", "Statistical significance means the change is always good.", "One test is definitive; re-testing may be needed." ] } ], "examples": [ { "key": "examples", "title": "最小例", "text": "An e-commerce team tests two checkout layouts. After running the test for two weeks and reaching the required sample size, the new layout shows a 5% increase in completed purchases. The team monitors returns and customer support tickets to confirm the change did not create downstream issues.", "items": [] } ], "comparisons": [ { "key": "comparisons", "title": "似ている言葉との違い", "text": "Compare A/B Testing with adjacent concepts before deciding. A/B Testing | Current concept | Use when the team needs the primary decision lens Adjacent metric or framework | Supporting lens | Use when the team needs evidence or process detail General vocabulary | Broad explanation | Use only for orientation, not final decision-making", "items": [ "A/B Testing | Current concept | Use when the team needs the primary decision lens", "Adjacent metric or framework | Supporting lens | Use when the team needs evidence or process detail", "General vocabulary | Broad explanation | Use only for orientation, not final decision-making" ] } ], "faq": [ { "question": "When should I use A/B Testing?", "answer": "Use it when the team needs to decide scope, priority, owner, or trade-off, not when it only needs a short definition." }, { "question": "What makes A/B Testing useful in practice?", "answer": "It becomes useful when it is tied to evidence, a decision owner, and a concrete next operating choice." }, { "question": "What should I avoid?", "answer": "Avoid using the term as a label without clarifying assumptions, boundaries, and how success will be judged." } ] }, "sources": { "source_refs": [ "concept:a-b-testing:en-US", "concept:a-b-testing:ja-JP", "catalog:concept:C-06-08" ], "visible_sources": [ { "label": "Principles of Marketing (OpenStax)", "url": "https://openstax.org/details/books/principles-marketing", "kind": null }, { "label": "Principles of Marketing (Open Textbook Library)", "url": "https://open.umn.edu/opentextbooks/textbooks/principles-of-marketing", "kind": "tier_s" }, { "label": "Principles of Management (OpenStax)", "url": "https://openstax.org/details/books/principles-management", "kind": "tier_s" } ] }, "related_terms": [ { "topic_id": "5b132ed9-c890-5e33-a34a-accae98c8982", "canonical_slug": "addressee", "canonical_url": "https://core.yogoq.com/en-US/core/addressee", "title": "Addressee", "relation_type": "next" }, { "topic_id": "bf1c072f-38a8-5b40-8194-ee8f53ce67a7", "canonical_slug": "3c-analysis", "canonical_url": "https://core.yogoq.com/en-US/core/3c-analysis", "title": "3C Analysis", "relation_type": "used_together" }, { "topic_id": "7fa06f93-9773-5833-8f32-828454be453d", "canonical_slug": "angel-investor", "canonical_url": "https://core.yogoq.com/en-US/core/angel-investor", "title": "Angel Investor", "relation_type": "used_together" }, { "topic_id": "b74bf7a7-2381-57db-a938-476d4e31a1a6", "canonical_slug": "approach", "canonical_url": "https://core.yogoq.com/en-US/core/approach", "title": "Approach", "relation_type": "used_together" } ], "quality": { "quality": "reviewed", "publication_status": "published_reviewed", "source_count": 3, "last_reviewed_at": "2026-05-14T00:00:00.000Z", "trust_policy_version": "core-trust-policy-v1-2026-06-22" }, "limitations": { "policy_version": "core-trust-policy-v1-2026-06-22", "professional_advice_boundary": "reference_only_not_professional_advice", "text": "This page is reference information for research and learning. For accounting, legal, finance, health, security, or other individual decisions, confirm against primary sources or qualified professionals.", "items": [ "Public pages support general understanding and practical context; they are not professional advice for individual cases.", "Fast-changing information such as regulations, accounting standards, prices, product specs, and legal requirements should be checked against primary sources before final decisions.", "Even when AI-assisted drafting or audit is used, publication relies on quality gates and human-readable evidence." ] } }