A scientist wants to make certain the results of her experiment are accurate. She has repeated the procedure numerous times and recorded her results. In addition, she reviewed her interpretation of the data, which she found to make sense. What should be the next step in making sure her results are valid? Group of answer choices Make two different graphs of the interpreted the data Repeat the experiment more times changing the procedure Repeat the experiment using a different test variable (independent variable) Have other scientists repeat the procedure and obtain the same results