In Single Case Experiments, a Baseline Trend in the Direction

Multiple Choice

In single case experiments, a baseline trend in the direction of the expected effect of the treatment

A) provides additional data in support of the effectiveness of the treatment.
B) indicates that one or more errors have been made in assessing the dependent variable.
C) provides an alternative explanation for the effect of the treatment.
D) suggests that the baseline period should be extended until the trend disappears.