A researcher is analyzing different teaching methods. They collect a random sample of test scores from students exposed to each method. Calculate and ANOVA on the following data to determine if there is a difference between the sampled means. What does this tell us about the population(s) from which the samples were drawn? Be sure to report

SSB SST SSW DFW DFB MSW

MSB F obtained

F critical

Teaching Methods and Exam Scores Lecture Seminar Hybrid Online 81 97 56 80 98 86 62 85 76 61 65 100 85 71 99 62 88 72 62 78 96 71 68 65 96 88 88 66 83 64 82 89 92 65 93 100 59 85 68 88 94 91 85 65