For a chi-squared test with four phenotype classes, the degrees of freedom are

  1. 1
  2. 4
  3. 2
  4. 3
Answer

D) 3

Classes − 1. AS & A Level Biology · Topic 16 Inheritance · 16.2 The roles of genes in determining the phenotype

Biology MCQ · More A Level Biology: Inheritance MCQs · Practise