Using multiple observations taken within a treatment as an estimate of uncontrolled error variance is upset by:
A) drifting baselines.
B) unsystematic within-phase variability.
C) low intrasubject replication.
D) serial dependency.

Question

Quizplus · Accepted Answer

Serial dependency can upset the use of multiple observations within a treatment as an estimate of uncontrolled error variance because it indicates that observations are not independent, which violates assumptions of many statistical analyses.

Using Multiple Observations Taken Within a Treatment as an Estimate