Luna is retaking a class to get a better grade. Based off of the first time he took it, his grade for the first 10 assignments to be at least a 69%. His current grade on these assignments is only a 72% (SEM 2.8). 1. The school's policy is that in order for his grade to be replaced, it needs to be statistically significant. Based off of the current grade, would Lunas grade get replaced? 2. Report the t-value, p-value, and degrees of freedom. (Please give detailed steps and your explanation)