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Data Validation
Data validation is the process of comparing data with a set of rules to find out if data is reasonable. 
There are many types of data validation such as:
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For IB short answer questions, the command term is almost as important as the content of the subject itself. Here, "explain" highlights to you that an in depth answer with examples is require...

There are varying definitions of this term, depending on its context. For example, carrying capacity in biotic environments such as rainforests,is the maximum population s...

Even though this question seems trivial to most people with some mathematical expertise, it actually cuts quite deep into an intuitive understanding of what multiplication truly is. When one writes an exp...

This will help the student to get the ball rolling in what he needs to focus on for his writing.

Main points to focus on are ticking the flair boxes as I call them.

These in...