In an experiment, if there is brand awareness among 25 per cent of the subjects before an advertising treatment, and then, after exposure to the treatment, 30 per cent awareness in control group and 40 per cent awareness in the experimental group, then the treatment effect equals:
A) 20 per cent.
B) 10 per cent.
C) Three per cent.
D) 15 per cent.

Question

Quizplus · Accepted Answer

The treatment effect is calculated by subtracting the control group's post-treatment awareness (30%) from the experimental group's post-treatment awareness (40%), resulting in a 10% treatment effect.

In an Experiment, If There Is Brand Awareness Among 25