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TABLE 15-4
The output from the best-subset regressions is given below:
Following is the residual plot for % Attendance:
Following is the output of several multiple regression models:
Model (I) :
Model (II) :
Model (III) :
-Referring to Table 15-4, the better model using a 5% level of significance derived from the "best" model above is
Random Assignment
A method used in experiments to place participants into different groups in a way that each participant has an equal chance of being in any group, minimizing biases.
Participants
Individuals who take part in a study or experiment and whose behavior or responses are observed or measured.
Experiment
A study in which people are randomly assigned to a condition.
Causation
The relationship between cause and effect where one event (the cause) directly results in the occurrence of another event (the effect).
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