Describe one potential confounding variable in this study. Be explicit in explaining how this confounding variable might have confounded the study.Bad study! A researcher went to three different elementary schools in Santa Barbara County with grade levels of kindergarten through 6th grade. He carefully measured the height of every student, in inches. He then administered a standardized math test to all students. He noticed that the taller students tended to have much better scores on the math exams. He concluded that being taller can make you smarter