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In: Statistics and Probability

In order to compare a new variety of wheat with a standard, an experiment is used...

In order to compare a new variety of wheat with a standard, an experiment is used with six plots receiving the new variety and ten plots receiving the standard. The yields (t/ha) are as follows:

New variety: 2.6 2.1 2.5 2.4   1.9   2.3

Standard variety: 1.7 2.1 2.0   1.8 2.3   1.6   2.0   2.1 2.2 1.9

Question : (a) Identify the model for comparing the wheat yield?

(b) Is there evidence at the 5% significance level that the yield of the new variety is higher?

ANSWER QUESTION (a) necessary.

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