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Ch 7: Overview of Measurement in Research

About This Chapter

Use the informative teacher resources in this short chapter to refresh and strengthen your knowledge of measurements in special education research. Engaging video lessons, short quizzes and other resources can get you reacquainted with this concept and help improve your research skills.

Overview of Measurement in Research - Chapter Summary

The entertaining video lessons in this chapter provide a comprehensive overview of measurement in research. Boost your confidence as a researcher by strengthening your knowledge of qualitative and quantitative measurement, the validity of measurement and research measurement scales. This chapter also ensures you grasp various methods for improving measurement reliability and the relationship between reliability and validity.

Feel free to access these video lessons whenever and wherever your schedule allows using any computer or mobile device with Internet access. Full transcripts are available that let you print or read the materials online. Short quizzes and a practice exam enable you to quickly and effectively gauge your comprehension of measurement in research.

How It Helps

  • Refreshes your knowledge: This chapter offers a fun and informative refresher of important measurement in research topics.
  • Strengthens research skills: The lessons offer definitions, examples and other important details about measurement in research that can help you become a stronger researcher.
  • Offers convenience: Enjoy the convenience of accessing a comprehensive and reliable overview of measurement in research in one location.

Skills Covered

Reviewing this chapter will ensure you're able to:

  • Discuss the importance of measurement in research
  • List and describe commonly used research measurement scales
  • Differentiate between qualitative and quantitative measurement
  • Share the meaning of a qualitative variable in statistics
  • Explain the importance of reliability in measurement
  • Identify and describe methods for improving measurement reliability
  • Describe validity and its importance in measurement
  • Detail the relationship between validity and reliability

8 Lessons in Chapter 7: Overview of Measurement in Research
Test your knowledge with a 30-question chapter practice test
The Importance of Measurement in the Research Process

1. The Importance of Measurement in the Research Process

Why is it important to measure variables in a study? And, how do you go about doing it? In this lesson, we'll examine the importance of measurement, along with some common types of psychological measurement.

Commonly Used Research Measurement Scales

2. Commonly Used Research Measurement Scales

How do you measure a person's thoughts or feelings when you can't see them? In this lesson, we'll look at common measurement scales that psychologists use when examining thoughts and feelings.

The Difference Between Qualitative & Quantitative Measurement

3. The Difference Between Qualitative & Quantitative Measurement

In research, there are generally two types of data. In this lesson, we'll look at quantitative and qualitative measurement, when each are used, and how researchers can sometimes use both.

Qualitative Variable in Statistics: Definition & Examples

4. Qualitative Variable in Statistics: Definition & Examples

Being able to define and identify a qualitative variable is key to understanding statistics. Learn what a qualitative variable is, how it can be described, and review examples.

The Reliability of Measurement: Definition, Importance & Types

5. The Reliability of Measurement: Definition, Importance & Types

Psychologists use tools like surveys and tests to measure psychological traits. But, what happens when a measurement tool is not consistent? In this lesson, we'll examine what reliability is, why it is important, and some major types.

Methods for Improving Measurement Reliability

6. Methods for Improving Measurement Reliability

Reliability is the consistency of the results of a measurement tool. But, what causes a tool to have low reliability? And, what can be done to improve reliability? In this lesson, we'll answer both of those questions.

The Validity of Measurement: Definition, Importance & Types

7. The Validity of Measurement: Definition, Importance & Types

How do you know if you are measuring what you actually want to measure? In this lesson, we'll look at what validity is, why it is important, and four major types of validity: face, construct, content, and predictive validity.

The Relationship Between Reliability & Validity

8. The Relationship Between Reliability & Validity

Though reliability and validity are different from each other, they are still related. In this lesson, we'll look at the differences of and relationship between reliability and validity.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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