Kayla is helping her professor conduct a(n) study in which there are models that are either similar or dissimilar to the subjects in the experiment. In this study, her professor hopes to demonstrate that subjects are more likely to imitate a model that look similar to the subject.

Kayla is helping her professor conduct an "OBSERVATIONAL LEARNING" study.

Explanation: Observational study is a type of research study, where a variable is been observed at it natural way, without any external applications to it.

Because Kyle and her professor wants to observe the difference and similarities between two models, when compared to an experimental subject, this makes it an observational study.

The experimental subject is already an outcome that is constant with it's new changed. While the models to be compared to it by observation, are unaltered.

the anasazi indians were real pioneers and created roads and irrigation systems for watering their crops. they were also great architects and the cliff dwellings are one of their biggest achievements.

explanation: