Difference Between an Open Interval & a Closed Interval

Instructions:

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

question 1 of 3

What is an open interval?

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1. What is a closed interval?

2. Which of the following is NOT a true statement?

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About This Quiz & Worksheet

Quickly determine how much you understand about intervals of numbers with this quiz/worksheet assessment. You must be able to define and compare open and closed intervals in order to answer all questions found in this quiz.

Quiz & Worksheet Goals

When you take this quiz, you will be expected to:

  • Explain what a closed interval is
  • Define an open interval
  • Differentiate between true and false statements about open and closed intervals
  • Write and identify open and closed intervals

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the lesson, such as what is true about open and closed intervals
  • Defining key concepts - ensure that you can accurately define open and closed intervals
  • Knowledge application - use your knowledge to write notations representing open and closed intervals

Additional Learning

Refer to the lesson titled Difference Between an Open Interval & a Closed Interval. You will have the opportunity to learn more about:

  • An example that illustrates the importance for intervals of numbers to specify the inclusion of endpoints
  • How half-open and half-closed intervals are described
  • What is used in a notation when infinity is an endpoint
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