Statistical Tests for Assessing Breed-Disease Association
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Questions and Answers

Which statistical test would you choose to test the null-hypothesis: breed (German Sheperd, Border Collie, English Setter) is not associated with disease status?

  • Anova test
  • T-test
  • Chi-squared test (correct)
  • Wilcoxon rank-sum test
  • What does the null hypothesis in this context mean?

  • All breeds have the same disease status
  • None of the breeds have any disease
  • Disease status is not associated with breed (correct)
  • Disease status is associated with breed
  • Which test would you use if you wanted to compare the mean disease status between the different breeds?

  • T-test
  • Wilcoxon rank-sum test
  • Anova test (correct)
  • Chi-squared test
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