Why Experimental group subjected to the treatment used whose performance is compared and analyzed according to the performance of the control group on a dependent variable?

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
icon
Related questions
Question
Why Experimental group subjected to the treatment used whose performance is compared and analyzed according to the performance of the control group on a dependent variable? Randomization Why the researcher assigns subjects to a control or experimental group on a random basis which gives every subject an equal chance of being assigned to any group? Why Internal validity the degree to which changes in the dependent variable can be attributed to the independent variable? Why External validity - the degree to which study results can influenced or affected by other populations and settings?
Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Recommended textbooks for you
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
College Algebra
College Algebra
Algebra
ISBN:
9781938168383
Author:
Jay Abramson
Publisher:
OpenStax