A student does an experiment about how well different types of glue hold. After he finish his investigation, his teacher says he should make a graph of his data. Why would a graph be useful?

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?