5. Absenteeism from lectures and webinars by university students has been a longstanding problem i higher education. A lecturer wants to investigate if there is a significant difference in absenteeism amon first- and third-year university students. They get 10 first-year and 10 third-year students to complet a questionnaire where they asked how many lectures per week, they are absent. The results ar tabulated below. Year of study Lectures absent per week 1 8 1 8 1 4 1 6 1 7 1 1 PF 1 554 23354 333 1 1 13 3 3 6 3 69 3 3 3 3 5 4 4 823 3 3 a. Using a two-tailed test with a= 0.05 run the analysis in Excel or any other software package and produce the output below. You only need to report the key statistic and conclude whether the difference between the two variables is significant or not. b. Calculate the effect size (Cohens' d) and provide an interpretation. (6 marks) (4 marks)