Logistic regression

Descripción

Introduction to Logistic regression
Vishakha Achmare
Test por Vishakha Achmare, actualizado hace más de 1 año
Vishakha Achmare
Creado por Vishakha Achmare hace más de 3 años
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Resumen del Recurso

Pregunta 1

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

Pregunta 2

Pregunta
Type of logistic regression is?
Respuesta
  • Binary
  • Multi-linear functions failsClass
  • Both

Pregunta 3

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

Pregunta 4

Pregunta
In machine learning, we use sigmoid to map predictions to probabilities.
Respuesta
  • True
  • False

Pregunta 5

Pregunta
Threshold value decides the decision boundaries.
Respuesta
  • True
  • False

Pregunta 6

Pregunta
The cost function represents optimization objective .
Respuesta
  • True
  • False

Pregunta 7

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