Conditional change model
Encyclopedia
The conditional change model in statistics
is the analytic procedure in which change scores are regressed
on baseline
values, together with the explanatory variables of interest (often including an indicator of a treatment groups
). The method has some substantial advantages over the usual two-sample t-test recommended in textbook
s.
Statistics
Statistics is the study of the collection, organization, analysis, and interpretation of data. It deals with all aspects of this, including the planning of data collection in terms of the design of surveys and experiments....
is the analytic procedure in which change scores are regressed
Linear regression
In statistics, linear regression is an approach to modeling the relationship between a scalar variable y and one or more explanatory variables denoted X. The case of one explanatory variable is called simple regression...
on baseline
Baseline
A baseline is a line that is a base for measurement or for construction; see datum or point of reference .The word baseline may refer to:...
values, together with the explanatory variables of interest (often including an indicator of a treatment groups
Treatment groups
In the design of experiments, treatments are applied to experimental units in the treatment group, while no treatments would be applied to members of a control group....
). The method has some substantial advantages over the usual two-sample t-test recommended in textbook
Textbook
A textbook or coursebook is a manual of instruction in any branch of study. Textbooks are produced according to the demands of educational institutions...
s.