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Logistic regression

Description

Introduction to Logistic regression
Vishakha Achmare
Quiz by Vishakha Achmare, updated more than 1 year ago
Vishakha Achmare
Created by Vishakha Achmare over 3 years ago
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Resource summary

Question 1

Question
Logistic regression is a classification algorithm used to assign observations to a discrete set of classes.
Answer
  • True
  • False

Question 2

Question
Type of logistic regression is?
Answer
  • Binary
  • Multi-linear functions failsClass
  • Both

Question 3

Question
The hypothesis of logistic regression tends it to limit the cost function between _______.
Answer
  • 0
  • 1
  • 0 and 1

Question 4

Question
In machine learning, we use sigmoid to map predictions to probabilities.
Answer
  • True
  • False

Question 5

Question
Threshold value decides the decision boundaries.
Answer
  • True
  • False

Question 6

Question
The cost function represents optimization objective .
Answer
  • True
  • False

Question 7

Question
The main goal of Gradient descent is to minimize the cost value. i.e. min J(θ).
Answer
  • True
  • False
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