The effect being a single parent in the United States

The effect being a single parent in the United States Paper details: This a research paper resource must come from a scholarly journal / or access Galileo site. Paper must includes the following: 1. Propose a research methodology that was used to conduct the study or experiment 2. What is the hypothesis 3. Must identify all independent, dependent, intervening variables and present a simple experimental design. 4. What was the research design