From the course: Introduction to Career Skills in Data Analytics
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Understanding the importance of data quality
From the course: Introduction to Career Skills in Data Analytics
Understanding the importance of data quality
- As a little girl, I got sick. I mean really sick. My mother immediately took me to the doctor, and they did an x-ray because I had a headache so bad, I'd been sick for two days. The x-ray showed nothing, but the physical signs of the illness, and the blood work were enough for the doctor to send me to the ER. A day or two later, they did another x-ray, and when they did, they discovered why I was so sick. You see, I had a bacterial infection that was unfortunately on its way to my brain. I was hospitalized for 11 days, and then given the right types of treatments to prevent it getting worse, and treatments to help get it better. What does this have to do with data quality? Well, the first x-ray showed nothing, and what they actually discovered is that their machine was broken. Would I have gotten better faster if that first x-ray showed them what the second x-ray did? We'll never know. We can't go back…
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