Question:medium

What does the phrase “garbage in, garbage out” mean in the context of an AI project?

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Tip: Better data → better model output. Always ensure data is clean, relevant, and high-quality.
Updated On: Jan 14, 2026
  • If the data collected is bad, the AI model will not be effective.
  • If you select the wrong AI model, the project will fail.
  • AI algorithms can correct bad data inputs automatically.
  • Garbage data should be avoided in the deployment phase.
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The Correct Option is A

Solution and Explanation

The adage "garbage in, garbage out" is prevalent in data science and AI.
It signifies that low-quality or irrelevant input data will yield poor AI outputs.
AI models learn from provided data; thus, erroneous, incomplete, or biased data results in flawed predictions.
AI systems cannot rectify fundamentally flawed data during training; effective preprocessing is crucial.
While model selection is important, this principle specifically emphasizes data quality over model choice.
Addressing data issues solely during deployment is insufficient; the origin of the problem lies in data collection and preparation.
Consequently, compromised data collection leads to suboptimal AI model performance, embodying the "garbage in, garbage out" concept.
Accordingly, option (A) is the correct choice.
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