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Q56Section I (Objective (Q1–Q80))56 of 80

Design of Experiments — completing an ANOVA table

In the following Analysis of Variance Table, few entries are missing.

Source of variationDegrees of freedomSum of squaresVariance ratioTreatment416⋅42⋅05 Varietyx287 Erroryz Total15\begin{array}{c|c|c|c} \text{Source of variation} & \text{Degrees of freedom} & \text{Sum of squares} & \text{Variance ratio} \\\hline \text{Treatment} & 4 & 16\cdot 4 & 2\cdot 05 \ \text{Variety} & x & 28 & 7 \ \text{Error} & y & z & \ \text{Total} & 15 & & \end{array}

What are the values of xx, yy and zz respectively?

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