research and read an experimental study then complete the following:

List the persistent link for the article in your response
Describe the variables (independent and dependent) used in the research.
Describe the treatment conditions of the experimental group.
Describe the specific type of research design that was used, and discuss why it is considered experimental.
Evaluate the scientific merit of the selected design. How might you have designed this study differently? Evaluate how well the experimental approach and design helped the researcher answer the research questions.
Post any questions you have about the experimental approach.