Researchers wanted to test whether herbal supplements help prevent symptoms of common colds. They compared the durations of cold symptoms for people who regularly took herbal supplements with those fo

Researchers wanted to test whether herbal supplements help prevent symptoms of common colds. They compared the durations of cold symptoms for people who regularly took herbal supplements with those for people who did not. The data showed a statistically significant shorter duration of cold symptoms for people who regularly took herbal supplements. Which of the following statements make valid conclusions from the given information? Check all of the boxes that apply.