internal validity
Not what you're looking for?
If both groups started with about 30 people (28 in one, 32 in the other) and at the end, one group had 20 and the other had 26. Why is that a problem?
Purchase this Solution
Solution Summary
The types of validity are noted.
Solution Preview
1. If both groups started with about 30 people (28 in one, 32 in the other) and at the end, one group had 20 and the other had 26. Why is that a problem?
Since, reliability "estimates the consistency of your measurement, or more simply the degree to which an instrument measures the same way each time it is used in under the same conditions with the same subjects" this drop out seems to be more of a ...
Purchase this Solution
Free BrainMass Quizzes
Key Psychology Theories and their Developers
Match which psychologist developed and/or contributed to which theory.
Piaget's Theories on Development
Do you know all about Piaget's theories on development? Find out with this quiz!
Childhood Disorders (Axis 1)
This quiz is designed to test one's knowledge on childhood Principle Disorders found in the DSM-IV (1994). This is a good quiz for those who wish to pursue a career in child assessment or child development. Good luck.
V Axis Diagnostic Tool
It's important for all therapists to know what the V Axis Diagnostic tool is and how to use it. This quiz should be taken by learners who are not familiar with the V Axis Diagnostic Tool or who need to refresh their knowledge.
The Psychology of Sleep
This quiz is to check your understanding of the sleep-related part of psychology.