Computer Science · Big Data
A government agency is using Big Data to analyze public health trends. They have noticed that the data collected from social media posts often contains slang, spelling errors, and unverified medical claims, making it difficult to rely on for official reporting. Which characteristic of Big Data does this issue primarily relate to, and which sampling method would be most appropriate if they wanted to ensure their sub-analysis represents specific, distinct age demographics equally?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Value | Cluster sampling
- 2Veracity | Stratified sampling✓
- 3Velocity | Simple random sampling
- 4Variety | Systematic sampling
Correct answer
Veracity | Stratified sampling
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