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Ch 2: Life Span Development Research Methods: Help & Review

About This Chapter

The Research Methods and the Study of Lifespan Development chapter of this Lifespan Developmental Psychology Help and Review course is the simplest way to master the methods used to study human development. This chapter uses simple and fun videos that are about five minutes long, plus lesson quizzes and a chapter exam to ensure students learn the essentials of research methods and the study of lifespan development.

Who's it for?

Anyone who needs help understanding life span developmental material will benefit from taking this course. You will be able to grasp the subject matter faster, retain critical knowledge longer and earn better grades. You're in the right place if you:

  • Have fallen behind in understanding the use of data collection and scientific method applications, experiments and ethical considerations in the study of lifespan development.
  • Need an efficient way to learn about research methods and the study of lifespan development.
  • Learn best with engaging auditory and visual tools.
  • Struggle with learning disabilities or learning differences, including autism and ADHD.
  • Experience difficulty understanding your teachers.
  • Missed class time and need to catch up.
  • Can't access extra psychology learning resources at school.

How it works:

  • Start at the beginning, or identify the topics that you need help with.
  • Watch and learn from fun videos, reviewing as needed.
  • Refer to the video transcripts to reinforce your learning.
  • Test your understanding of each lesson with short quizzes.
  • Submit questions to one of our instructors for personalized support if you need extra help.
  • Verify you're ready by completing the Research Methods and the Study of Lifespan Development chapter exam.

Why it works:

  • Study Efficiently: Skip what you know, review what you don't.
  • Retain What You Learn: Engaging animations and real-life examples make topics easy to grasp.
  • Be Ready on Test Day: Use the Research Methods and the Study of Lifespan Development chapter exam to be prepared.
  • Get Extra Support: Ask our subject-matter experts any relevant question. They're here to help!
  • Study With Flexibility: Watch videos on any web-ready device.

Students will review:

In this chapter, you'll learn the answers to questions including:

  • How are information and the scientific method used to study human development?
  • How do scientists design true experiments?
  • What's the best way to interpret correlations?
  • How do generalizability, population and research relate to each other?
  • What ethical guidelines must be followed when designing an experiment?

10 Lessons in Chapter 2: Life Span Development Research Methods: Help & Review
Scientific Method Applications to Human Growth and Development Research

1. Scientific Method Applications to Human Growth and Development Research

Human growth and development researchers utilize the scientific method as they attempt to explain how a person changes throughout their life. The following lesson will explore this process.

Data Collection Methods for Human Growth and Development Research

2. Data Collection Methods for Human Growth and Development Research

This lesson will help you understand and differentiate between the methods of data collection that can be used in human growth and development research.

Surveys, Interviews, and Case Studies

3. Surveys, Interviews, and Case Studies

Researchers often have to decide how to collect data for their research. Should they ask people questions or observe them directly? This lesson will differentiate between three methods of data collection: surveys, interviews, and case studies.

The True Experimental Research Design

4. The True Experimental Research Design

You need to set up a true experiment to test a hypothesis and demonstrate a cause and effect relationship. This lesson will teach you how this is accomplished and when you are forced to use other research designs.

How to Interpret Correlations in Research Results

5. How to Interpret Correlations in Research Results

Perhaps the most common statistic you'll see from psychology is a correlation. Do you know how to correctly interpret correlations when you see them? This lesson covers everything you need to know.

Twin and Adoption Studies: Practices & Findings

6. Twin and Adoption Studies: Practices & Findings

What is more influential, nature or nurture? How can scientists know for sure? In this lesson, we'll look at studies designed to separate the effects of genetics and environment on people's behavior, twin and adoption studies.

The Relationship Between Population, Sample & Generalizability

7. The Relationship Between Population, Sample & Generalizability

Researchers try their best to gather a sample that represents their population. But why is this important? In this lesson, we'll look at the relationship between population, sample, and generalizability in research.

Ethics in Psychological Experiments: Importance & Examples

8. Ethics in Psychological Experiments: Importance & Examples

What are the ethical principles of psychological research? In this lesson, you'll take a look at the careful considerations a psychologist must make with respect to her participants when she designs a test.

What Is Spiritual Health? - Definition & Examples

9. What Is Spiritual Health? - Definition & Examples

Possibly the most abstract of the various dimension, spiritual health is challenging to define, develop, and maintain. But this aspect of wellness should not be underestimated. An individual with high levels of spiritual wellness will experience increased physical, social, and emotional health.

What Is Absolute Poverty? - Definition, Causes & Examples

10. What Is Absolute Poverty? - Definition, Causes & Examples

Nearly a quarter of people in the world are living in absolute poverty. Learn more about absolute poverty and its causes from examples, then test your knowledge with a quiz.

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