Introduction to Categorical Data Analysis
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Questions and Answers

Which type of data is appropriate for the methods described so far in this course?

  • Non-normal data
  • Skewed data
  • Categorical data
  • Continuous data (correct)

    • Which distribution is assumed to be appropriate for much of the discussion in the course?

  • Binomial distribution
  • Exponential distribution
  • Uniform distribution
  • Normal distribution (correct)

    • Which type of variables cannot be Normal?

  • Skewed variables
  • Categorical variables (correct)
  • Non-normal variables
  • Continuous variables

    • What type of variable will be recorded as being in one of several categories?

    <p>Categorical variable</p> Signup and view all the answers

    Which variable is an example of a categorical variable?

    <p>ABO blood group</p> Signup and view all the answers

    In what sense is a patient with a tumour in stage II worse off than a patient with tumour stage I?

    <p>Higher tumour stage indicates worse condition</p> Signup and view all the answers

    What type of variable occupies a half-way house between an unordered categorical variable and a continuous variable?

    <p>Ordinal variable</p> Signup and view all the answers

    In statistical analysis, for smaller samples and variables with only a few categories, what special statistical methods are needed?

    <p>Non-parametric methods</p> Signup and view all the answers

    Which type of variable is defined as a categorical variable with just two categories?

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

    What is the main concern of the rest of the document based on the text provided?

    <p>Analysis of binary variables</p> Signup and view all the answers

    For a population of binary variables, what measure changes between different populations?

    <p>The proportion of the population possessing an attribute</p> Signup and view all the answers

    What type of variable cannot be said to be 'twice as bad' as another variable in the context provided?

    <p>Ordinal variable</p> Signup and view all the answers

    In what type of data analysis does specialist help become necessary?

    <p>Ordinal data analysis</p> Signup and view all the answers

    For which type of variable is a patient either treated for hypoglycaemia or not treated?

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

    What may be defined as a score being above or below some threshold in certain cases?

    <p>Ordinal variable</p> Signup and view all the answers

    What type of population is often conceived of as having infinite size in the context provided?

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

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