The unit coordinator of the MBA statistics unit at Holmes institute wants to determine whether there are significant differences between student performance across campuses. A random sample of 18 students were selected with 6 students in each campus. The table below shows the student grades in T1 2022. Campus Location Melbourne Sydney Brisbane 75. 55 77 68 70 55 79 65 70 90 60 60 65 70 65 72 78 70 At the 5% level of significance, is there evidence of a significant difference in students' performance between three campuses? Use the six steps process of hypothesis testing to answer the