Failure rate
Failure rate は、一定期間や使用回数あたりに故障や失敗が発生する割合です。
製品開発では、この言葉を使って投資判断や事業性の認識をそろえます。単語だけを知っていても、どの判断に使うのかが曖昧だと会話がずれます。
使う場面
- 開発テーマへ投資するか判断するとき
- 複数案の経済性を比較するとき
- 前提条件とリスクを説明するとき
気をつけること
数字は前提に依存します。精密な計算に見えても、顧客需要や実現コストの仮説が弱ければ判断を誤ります。
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- Morphological analysis
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- Multifunctional team
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- Multivariate analysis
- Needs statement
- Net present value (NPV)
- Net promoter score
- Network diagram
- Neural networks
- New Product Development (NPD)
- New product introduction (NPI)
- New product
- New-to-the-world product
- Non-product advantage
- Norming
- Open Innovation (OI)
- Operations
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- Organizational identity
- Outsourcing
- Outstanding Corporate Innovator Award
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- Payback
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- Performance metrics
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- Product development process
- Product development team
- Product development
- Product discontinuation
- Product failure
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- Product innovation
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- S-Steady
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- Scamper
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- デュアルトラックアジャイル
- プロダクトディスカバリーの基本ループ
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- 技術的負債
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- RICE優先順位づけ
- A/Bテスト
- コホート分析
- Pirate Metrics
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- Jobs to be Done
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- リトルの法則
- 累積フロー図
- サイクルタイム
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- カンバン
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- 受け入れ条件
- ユーザーストーリー
- Definition of Ready
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