6.2 Understanding Data

6.2 Understanding Data

Data is the foundation of Data Science. Data is a collection of raw facts and values to produce information. It can be in the form of numbers, text, images, audio or video. Data is produced every day through different activities. Understanding data is important before analysis. Different types of data need different handling methods. Proper data understanding helps in obtaining correct results. Poor data understanding can lead to errors. Data must be accurate and reliable to produce accurate results

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Data quality strongly affects final results. Poor data can lead to incorrect conclusions.