Classification problems are one where output variables are a categorical variables.
For sanctioning Loan checking whether customer would be default or not.
Checking incoming email is SPAM or not SPAM
Binary Classification : Two possible output.
Sigmoid curve : This helps to deal with the deciding boundary problem using probability [ extremely low values in the start, extremely high values in the end, and intermediate values in the middle.]
Chesking best fit curve for sigmoud
by changing the beta0 and beta1 values. we can find.