Logistic Regression

Question 1

What is Logistic regression?

Answer 1

Is a statistical model use in machine learning to predict the probability of a binary outcome (0/1)

Question 2

What is the sigmoid function important in logistic regression?

Answer 2

Maps predicted value to a range between 0 and 1 making it useful for estimating probability in binary classification

Question 3

What is the decision boundary in logistic regression

Answer 3

The decision boundary is the threshold used to classify the predicted probability into one of the two class

Question 4

Example of logistic regression used

Answer 4

Can predict whether email is a spam (1) or not a spam (0) based on feature