This tutorial uses three videos to teach how to add appropriate supporting details to writing. Video 1 discusses why, how, and where to use supporting details in an argumentative paper and the different types of supporting details. Video...

This lesson will examine the various assessment tools utilized to measure personality.

Join in the discussion of evaluating scientific sources. Be sure you are finding information that meets the criteria explained in this podcast. [0:51]

In this video, Geoff Pynn explores how deductive arguments give us reason to believe their conclusions. Good deductive arguments guarantee their conclusions, and so must be valid and have true premises. [5:40]

Aaron Ancell discusses the philosophical concept of soundness. After reviewing validity, he defines soundness: an argument is sound when it is valid and has all true premises. He reviews a few examples of sound and unsound arguments, and...

In this lesson, students will learn how to assess the validity of a between groups design. It is 3 of 6 in the series titled "Evaluating Between Group Designs."

In this lesson, students will learn how to assess the validity of a between groups design. It is 6 of 6 in the series titled "Evaluating Between Group Designs."

In this lesson, students will learn how to assess the validity of a between groups design. It is 1 of 6 in the series titled "Evaluating Between Group Designs."

Evaluating External Validity. This lesson is 2 of 6 in the series titled "Evaluating External Validity."

Evaluating External Validity. This lesson is 3 of 6 in the series titled "Evaluating External Validity."

Evaluating External Validity. This lesson is 5 of 6 in the series titled "Evaluating External Validity."

This lesson introduces and defines external validity. It is 3 of 6 in the series titled "External Validity."

This lesson introduces and defines external validity. It is 5 of 6 in the series titled "External Validity."

This lesson will explain the ideas of measurement, concept, variable, independent variable and dependent variable, reliability and validity . It is 4 of 6 in the series titled "Measurement."

This lesson will explain the ideas of measurement, concept, variable, independent variable and dependent variable, reliability and validity . It is 6 of 6 in the series titled "Measurement."

Here we explore the definition of a sample in terms of statistics. This lesson is 2 of 4 in the series titled "Samples."

Here we explore the definition of a sample in terms of statistics. This lesson is 4 of 4 in the series titled "Samples."

This lesson discusses the relationship between sampling and external validity. It is 2 of 6 in the series titled "Sampling and External Validity."

This lesson discusses the relationship between sampling and external validity. It is 4 of 6 in the series titled "Sampling and External Validity."

This lesson discusses the relationship between sampling and external validity. It is 6 of 6 in the series titled "Sampling and External Validity."

This lesson introduces the sampling frame. It is 2 of 7 in the series titled "Sampling Frame."