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Treatment misidentification is when either the experimental group or the comparison group is aware of the other group, and as a result, influences the posttest.
Standard Error
A measure of the statistical accuracy of an estimate, calculated from the standard deviation of a sampling distribution.
Sample Size
The number of observations or replicates included in a statistical sample, crucial for the reliability and accuracy of the study or experiment.
Infinite Population
An idealized concept of a population so large that its size is not diminished by the sampling process.
Standard Deviation
An estimator for the amount of disparity or spread found in a set of numerical values.
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