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- Define descriptive statistics.
- Examine the different types of frequency distributions.
- Understand how measures of central tendency are used.
- Describe the significance of measures of variability.
1. What Are Descriptive Statistics? - Definition and Uses
This lesson is a simple walk-through of the common types of descriptive statistics and why they are important for understanding psychological research. You will likely be familiar with many of them but some you may not be.
2. Frequency Distributions: Definition & Types
This lesson explores the process of creating frequency distributions and histograms to give readers of your future scientific articles a numerical or visual way to understand the data you have presented.
3. Mean, Median & Mode: Measures of Central Tendency
By describing the data using central tendency, a researcher and reader can understand what the typical score looks like. In this lesson, we will explore in more detail these measures of central tendency and how they relate to samples and populations.
4. Measures of Variability: Range, Variance & Standard Deviation
Looking specifically at range, variance, and standard deviation, this lesson explores the relationship between these measures and samples, populations, and what it says about your data.
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Other chapters within the Research Methods in Psychology: Tutoring Solution course
- Introduction to Research Methods: Tutoring Solution
- Principles of Ethical Research: Tutoring Solution
- Setting Up the Research Study: Tutoring Solution
- Data Collection Techniques in Psychology: Tutoring Solution
- Nonexperimental Research: Tutoring Solution
- Qualitative Research Methods and Design: Tutoring Solution
- Quasi-Experimental Research: Tutoring Solution
- Sampling and Generalization: Tutoring Solution
- Measurement in Research: Tutoring Solution
- Internal Validity in Research: Tutoring Solution
- External Validity: Tutoring Solution
- Experimental Design: Tutoring Solution
- Inferential Statistics in Psychology: Tutoring Solution
- Evaluating Research Findings: Tutoring Solution