Mercia is completing a study investigating the impact of a s…

Mercia is completing a study investigating the impact of a stuttering education and advocacy program for increasing stuttering acceptance. Participants are recruited from a local speech and hearing clinic and randomly assigned to Treatment Group A (new stuttering education and advocacy program) and Treatment Group B (traditional treatment focusing on acceptance and reducing stuttering severity). What kind of design is this study?

A researcher wants to study the relationship between exposur…

A researcher wants to study the relationship between exposure to emotional trauma in early childhood and the use of pragmatics during adolescence. She initially enrolls the children when they are receiving the initial assessment and treatment for trauma between ages 2-4. She then re-assesses them every 2 years until they reach 11 years of age and then begins to re-assess them every year again.  This is an example of a _____ study design.