Vishakha Achmare
Quiz by , created more than 1 year ago

Introduction to Logistic regression

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Vishakha Achmare
Created by Vishakha Achmare almost 4 years ago
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Logistic regression

Question 1 of 7

1

Logistic regression is a classification algorithm used to assign observations to a discrete set of classes.

Select one of the following:

  • True

  • False

Explanation

Question 2 of 7

1

Type of logistic regression is?

Select one of the following:

  • Binary

  • Multi-linear functions failsClass

  • Both

Explanation

Question 3 of 7

1

The hypothesis of logistic regression tends it to limit the cost function between _______.

Select one of the following:

  • 0

  • 1

  • 0 and 1

Explanation

Question 4 of 7

1

In machine learning, we use sigmoid to map predictions to probabilities.

Select one of the following:

  • True

  • False

Explanation

Question 5 of 7

1

Threshold value decides the decision boundaries.

Select one of the following:

  • True

  • False

Explanation

Question 6 of 7

1

The cost function represents optimization objective .

Select one of the following:

  • True

  • False

Explanation

Question 7 of 7

1

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

Select one of the following:

  • True

  • False

Explanation

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