eive data from different clients, and different departments, etc.
Duplicate observations frequently arise during the process of data collection, such as when we are trying to thesecretoftime.net combine the data sets from multiple sources. It is also possible when we scrape data, receive data from different clients, and different departments, etc. Irrelevant observations come into the picture when the data does not actually fit a specific problem thehelloamerica.com that you are having in hand.For example, if you need to build a model for single-family homes in a specific region, you may not want observations for apartm thehappyworld.org ents in this particular dataset. It is also ideal for reviewing the charts from the exploratory analysisto understand the challenges and categorical features in order to see if any classes should not be there. Checking for any error elements before data engineering will save you a lot of time and headache down the road. Fixing all the structural errors The next bucket in terms of data cleanin...