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An experiment was conducted to compare the cleaning performance of four different detergents. The following cleanness readings (higher = cleaner) were recorded for three different

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An experiment was conducted to compare the cleaning performance of four different detergents. The following "cleanness" readings (higher = cleaner) were recorded for three different common stains using speckaydegnedequunnent Detergent 1 Analysis of variance Source DF SS MS F Stain S 26.36 55.46 30.64 Detergent 3 T 47.72 V Error 6 10.83 1.81 Total 11 U Answer the following question based on data and MINITAB output above. 1. Determine the experimental design used in this analysis. 2. State the treatment and blocking factor. 3. Calculate the value of U by using the data given. 4. Find the value of S, T and V from the MINITAB output. 5. Test at a = 0.01 whether there is enough evidence to conclude that the cleaning performance differs from four different detergents

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