Concordance Rate: Definition & Calculation


Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

When one member of a pair has a trait, but the other member of the pair does not have the trait, the pair is _____ on the trait

Create Your Account To Take This Quiz

As a member, you'll also get unlimited access to over 79,000 lessons in math, English, science, history, and more. Plus, get practice tests, quizzes, and personalized coaching to help you succeed.

Try it risk-free
Try it risk-free for 30 days. Cancel anytime
Already registered? Log in here for access

1. Which of the following best describes the genetic similarity of fraternal twins and non-twin siblings?

2. The concordance rate for eye color is around 98% for identical twins. Given what you know about concordance rates, how would you interpret this finding?

Create your account to access this entire worksheet
A Premium account gives you access to all lesson, practice exams, quizzes & worksheets
Access to all video lessons
Quizzes, practice exams & worksheets
Certificate of Completion
Access to instructors
Create an account to get started Create Account

About This Quiz & Worksheet

If you need a resource you can use to check how well you understand concordance rate, this quiz/worksheet will help. These quiz questions concern subjects including the genetic similarity of fraternal twins and non-twin siblings and the consensus amongst clinicians of what causes mental illness.

Quiz & Worksheet Goals

The quiz asks you about:

  • What it's called when one member of a pair has a trait but the other does not
  • How to best describe the genetic similarity of non-twin siblings and fraternal twins
  • How to interpret the concordance rate for eye color at 98% for identical twins
  • The consensus among clinicians of the causes of mental illness
  • How to calculate concordance rate

Skills Practiced

  • Information recall - access the knowledge you've gained regarding the term for when one member of a pair exhibits a trait but the other does not
  • Reading comprehension - ensure that you draw the most important information from the related concordance rate lesson
  • Knowledge application - use your knowledge to answer a question about calculating concordance rate

Additional Learning

The lesson called Concordance Rate: Definition & Calculation is a handy way to learn more about this subject. After finishing this lesson, you should be able to:

  • Differentiate between fraternal twins and identical twins
  • Explain the difference between concordance and discordance
  • Detail the pairwise concordance rate and how it's calculated