y I H a Ciassw X Course X I a Classwi X I o Messer X I a What's X n (198)F X I o Create X I E Classw X I h LAVAA X I + V X ( 9 C' i classroom.google.com/w/Mzkyle2NDEyMDQl/l/all 13 ' 31' I] $ 5 What I Can Do PERFORMANCE TASK Performance Standard: Conduct tests on hypotheses Leamlng Competency: Test hypotheses concerning two means As a chemist, you added a compound to an oil base hoping to increase its lubricating qualities. Twenty solutions, 10 with the compound and 10 without, were compared with respect to their ability to lubricate machinery. Each is graded on a scale of 0 to 10, with 10 being the best. Based on the data on the table. does it appear that the addition of the compound increases lubrication? Using a = 0.05, test the hypothesis that there is no "Dr? \\ MELC-Aligmd o SellZLearningMnduJe 0 Basil: Statistics 11 signicant difference in the lubricating qualities of the solutions. What conclusions can be drawn from the decision? * E: /O Type here to search a O 19.! \"I .1 a e m G . 5 32F A in Him \") :7: ENG 2332/2322 %) Vl EClassz ( e C' 1;. Course X l a Classw' X l o Messer X I a What's X i classroom.google.com/w/Mzkyle2N DEyMDQ1/t/all signicant difference in the lubricating qualities of the solutions. What conclusions can be drawn from the decision? Your work will be evaluated in terms of the accuracy of the solution and correctness of conclusions. I: (198jt x | 0 Create x | E Classw x] 5 LAVAl\\ x| + Criteria PERFORMANCE TASK RUBRIC 4 Outstanding 3 Satisfactory 2 Developing 1 Beginning 0 Missing Accuracy Correctness The solution is accurate and precise The conclusion is correct Additional explanation are added to facilitate understanding The solution is accurate The conclusion is correct Some parts of the solution are incorrect The conclusion is partially correct Most parts of the solution are incorrect The conclusion is incorrect No solution is presented No conclusion is provided 82F A gammy: 8138 pm 25/06/2022 i)