Question: 1. in a oneway anova with three groups, you are interested in the difference between the mean of the first group and the average of

1. in a oneway anova with three groups, you are interested in the difference between the mean of the first group and the average of the means of the other groups. If the MSE is 50, and the sample sizes are 10, 6, and 14, afind the standard error for this difference.(specify the contrast you use).

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