Dummy variables and Dummy variables trap
In this video we will talk about dummy variables and dummy variables trap and how to avoid it.
What is dummy variables in data science?
A dummy variable is one that takes only the value 0 or 1 to indicate the absence or presence of some categorical effect that may be expected to shift the outcome.
Dummy variables are highly correlated. So it can lead us to dummy variables trap. We will talk how to avoid dummy variables trap.
Let's start....
#machine_learning #dummy_variables #dummy_variables_trap
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