Experimental research and design

Directions: Provide short answers of 100-150 words each for the following questions/statements. Do not exceed 200 words for your response. Use the textbook, and any other scholarly resources to support your responses. Include at least two to three peer-reviewed journal articles beyond the textbook and course readings.

1.What are the features of quasi-experimental variables and designs? Under what conditions would this type of approach be appropriate? Provide at least one example in your response.