Question 6 In a research study, students in grades 6-8 were asked whether good grades, athletic ability, or popularity was most important to them. The table below provides a classification of the 335 students by Goals and Grade Classification. Does the data present sufficient evidence to indicate that student goals depend on their grade classification? Grade Classification Total 4th 5th 6th Grades 49 50 69 168 Goals Popular 24 36 38 98 Sports 19 22 28 69 Total 92 108 135 335 What is the NULL hypothesis? A Ho: Goals is greater than Grade Classification B Ho: Goals is less than Grade Classification C Ho: Goals and Grade Classification are independent (no association) D Ho: Goals and Grade Classification are dependent (associated) E none of the above