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To test whether the mean time needed to mix a batch of material is the same for machines produced by three manufacturers, the Jacobs Chemical

To test whether the mean time needed to mix a batch of material is the same for machines produced by three manufacturers, the Jacobs Chemical Company obtained the following data on the time (in minutes) needed to mix the material. Manufacturer 2 3 24 30 19 30 28 18 28 33 22 26 29 21 a. Use these data to test whether the population mean times for mixing a batch of material differ for the three manufacturers. Use o = 0.05.Compute the values bEtD'I'I' {to 2 decimals, if necessary}. Sum of Squares, Treatment | 230 |0 Sum of Squares, Error | use |@ Mean Squares, Treatment | 320 | Mean Squares, Error |E| 9 Calculate the value of the test Statistic [to 2 decimals}. 58.18 | 0 Theseus9 what is your conclusion?I Do not reject the assum ptiun that mean time needed to mix a batch of material is the same for all manufacturers V a h. At the a = 0.05 level of signicance, use Fisher's LSD procedure to test for the eoualitilr of the means for manufacturers 1 and 3. Calculate Fisher's LSD iu'alue [to 2 decimals}. | 3.88 | 6 what conclusion can you draw after carrying out this test?I These manufacturers have different mean limes V 9

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