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Regression Techniques Quiz

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Questions and Answers

Which of the following regression techniques has more than one independent variable?

Polynomial regression

Multivariate linear regression (correct)

Logistic regression

Simple linear regression

What does 'Auk Caplot a.ay)' denote in the given text?

The shape of the regression line

The type of regression model used

The set of parameters of the model (correct)

The number of independent variables in the model

What is the assumed relation between the independent variable(s) and the dependent variable in polynomial regression?

y = a + a₁x₁ + a₂x₂ + ... + aₙxₙ

y = a + bx

Certain probability distributions

y = aₒ + a₁x + a₂x² + ... + aₙxⁿ (correct)

What is the key characteristic of the dependent variable in logistic regression?

Categorical Signup and view all the answers

What are the three main aspects in which different regression techniques mostly differ?

The number and type of independent variables, the type of dependent variables, and the shape of the regression line Signup and view all the answers

What is the assumed relation between the independent variable and the dependent variable in simple linear regression?

y = a + bx Signup and view all the answers

What is a key distinguishing factor between simple linear regression and polynomial regression?

The shape of the regression line Signup and view all the answers

In multivariate linear regression, how is the relationship between the independent variables and dependent variable structured?

y = a0 + a1x1 + a2x2 + ... + anxn Signup and view all the answers

What distinguishes logistic regression from other regression techniques?

It involves binary dependent variables Signup and view all the answers

Which type of regression technique would be most suitable for predicting the probability of a binary outcome?

Logistic regression Signup and view all the answers

What does the parameter set 'a.ay)' denote in the context of regression models?

Model parameters Signup and view all the answers

What fundamental characteristic defines the different types of learning in machine learning algorithms?

The nature of the output Signup and view all the answers