Course: STAT 100-101 (Wint x s100 termtest3.pdf X Stat 100 Unit 10 Notes.pdf x WeBWork : STAT-100-101: x stattables_twopage-rotated x Homework Help - Q&A from X + V X C ourcourses.uregina.ca/pluginfile.php/3063603/mod_resource/content/3/s100%20termtest3.pdf A E s100 termtest3.pdf 3/ 4 111% + Question #3 (5 marks) Consider the following data, showing the Stat 100 grades of a total of 25 students who took the class from one of three different instructors, as well as the sample average for each group. Students with Instructor #1 68, 90, 85, 73, 52, 59, 66, 45, 60, 68 (x, =66.6) Students with Instructor #2 90, 45, 65, 82, 83, 92, 56, 77 (x2=73.8) Students with Instructor #3 72, 80, 85, 62, 62, 89 (x3=75.0) a) Complete the following partial ANOVA table based on this data: 2 Source df Sum of Squares Mean Squares F Treatment 349.93 3 Error 4359.88 b) At a 10% level of significance, does the data suggest that mean Stat 100 grades differ between the instructors? For full marks, state the critical value and write a sentence that clearly answers this question. (You do not need to do all five steps of the test for this question)