es a clear progressive sequence. They randomly
assigned 213 participants from MTurk to one of the three groups. Participants
were asked to 'imagine that you have decided to lose some weight', then saw
one of the three ads for a weight loss program called MRMDiets. They then
answered the question 'How would you evaluate MRMDiets?' by choosing a 1-7
response on several scales, including Unlikeable-Likable,
Ineffective-Effective, and Not credible-Credible. The researchers averaged
six such scores to give an ov