Can I please have an explanation for these 6 problems? Thank you!

I) The average final exam score for the statistics course is 79%. A professor wants to see if the average final exam score for students who are given colored pens on the first day of class is different. The final exam scores for the 16 randomly selected students who were given the colored pens are shown below. Assume that the distribution of the population is normal. 86, 84, 64, 51, 82, 65, 82, 88, 83, 68, 79, 67, 66, 61, 81, 68 What can be concluded at the the a = 0.01 level of significance level of significance? a. For this study, we should use Host for a population mean v b. The nuli and alternative hypotheses would be: H\": _l H1: , l g