Three different methods of tillage and four varieties were tested in a field experiment using a split-plot design in RCBD with tillage as the main plot factor and variety as the subplot factor. Yield (tons/ha) are recorded from the individual plots and are given below. Analyze the data and draw your conclusion. Use 0.05 level of significance. 1. Provide descriptive statistics for each level of the two factors I already provide it, can you INTERPRET the tables

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