If you could show me how to get the answer. I would appreciate it

-/2 points PriviteraStats2 18.E.027. My Notes Ask Your Teacher A statistics instructor measured student attitudes toward a statistics course prior to lectures, at the midterm, and after the final exam. Attitudes were measured on a 16-point scale, with higher scores indicating more positive attitudes toward the statistics course. Prior to At the After the Student Lectures Midterm Final st CO N m Based on the results shown in the table, test whether or not attitudes differed using the Friedman test at a 0.05 level of significance. (Round your answer to two decimal places.) AR =