Question: Random sampling from four normally distributed populations produced the following data: (You may find it useful to reference the F table.) Treatments A B C

Random sampling from four normally distributed populations produced the following data: (You may find it useful to reference the F table.) Treatments A B C D 5 13 14 6 10 20 6 12 11 7 11 13 13 11 20 picture Click here for the Excel Data File a. Calculate the grand mean. (Negative value should be indicated by a minus sign. Round your answer to 2 decimal places.) b. Calculate SSTR and MSTR. (Round final answers to 4 decimal places.) c. Calculate SSE and MSE. (Round final answers to 4 decimal places.) d. Specify the competing hypotheses in order to determine whether some differences exist between the population means. multiple choice 1 H0: A B C; HA: Not all population means are equal. H0: A = B = C; HA: Not all population means are equal. Correct H0: A B C; HA: Not all population means are equal. e-1. Calculate the value of the F(df1, df2) test statistic. (Round final answer to 3 decimal places.)

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