Activity Q4 WK 3 Instruction: Please use Y ANALYSIS OF VARIANCE (ANOVA) d paper as answer sheet. Write your name, Strand and Activity Number on top of your paper. 1. Compute a one-way ANOVA on the following data. Use .05 level of significance ones DUIN Seis. he avir valda, cill witw out - NOW- N- 10 Determine the observed F value. Compare the observed F value with the critical table F value and e and decide whether to reject the null hypothesis. 2. Develop a one-way ANOVA on the following data. 1 2 3 113 120 132 122 121 127 130 118 117 125 129 125 110 129 135 125 Determine the observed Fvalue. Compare it to the critical F value and decide whether to reject the null hypothesis. Use a 1% level of significance. 3. A milk company has four machines that fill gallons jugs with milk. The quality control manager is interested in determining whether the average fill for these machines is the same. The following data represents random samples of fill measures (in quarts) for 19 jugs of milk filled by the different machines. Use a = .01 to test the hypotheses. Discuss the business implications of your findings