Statistical Modelling: Understanding Relationships and Making Predictions
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Questions and Answers

Which statistical method is appropriate for a continuous response variable?

  • Time series analysis
  • Linear regression models (correct)
  • Logistic regression models
  • Poisson regression models

    • When dealing with count data, which type of regression model is suitable?

  • Logistic regression models
  • Linear regression models
  • Generalized Linear Models
  • Poisson regression models (correct)

    • In which cases can data not be assumed as a random sample or independent?

  • When collected over time and in space (correct)
  • When the response variable follows a normal distribution
  • When using Generalized Linear Models
  • When using linear regression models

    • What type of response variable does logistic regression model?

    <p>Binary</p> Signup and view all the answers

    When observations taken near each other are more similar than those taken far apart, what technique may be needed to deal with this dependence?

    <p>Spatial statistics</p> Signup and view all the answers

    What type of explanatory variables are mostly used in linear regression models?

    <p>Continuous</p> Signup and view all the answers

    What is the purpose of using statistical models?

    <p>To describe relationships and understand how things are related</p> Signup and view all the answers

    In statistical modeling, what do explanatory variables represent?

    <p>Independent variables</p> Signup and view all the answers

    Which of the following is an example of a binary variable?

    <p>Survived or not</p> Signup and view all the answers

    What type of data is represented by the number of germinated seedlings out of n planted seeds?

    <p>Binomial data</p> Signup and view all the answers

    Why do we use statistical models to test predictions or theories?

    <p>To assess the validity of the predictions or theories</p> Signup and view all the answers

    What distinguishes a categorical variable from other types of variables?

    <p>It represents different groups or categories</p> Signup and view all the answers

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