The Following Data Shows the Yield, in Bushels Per Acre

question 85

Essay

The following data shows the yield, in bushels per acre, categorized according to three varieties of corn and
three different soil conditions. Assume that yields are not affected by an interaction between variety and soil
conditions, and test the null hypothesis that variety has no effect on yield. Use a 0.05 significance level. $$\begin{array} { c | c c c } & \text { Plot 1 } & \text { Plot 2 } & \text { Plot 3 } \\\hline \text { Variety 1 } & 156,167 , & 162,160 , & 145,151 , \\& 170,162 & 169,168 & 148,155 \\\text { Variety 2 } & 172,176 , & 179,186 , & 161,162 , \\& 166,179 & 160,176 & 165,170 \\\text { Variety 3 } & 175,157 , & 178,170 , & 169,165 \\& 179,178 & 172,174 & 170,169\end{array}$$

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Definitions:

Marxist Exploitation Theory

The assertion that the powerful economic elite promotes, and benefits from, prejudice and discrimination.

Economic Elite

A small, privileged group positioned at the top of the economic hierarchy, possessing a significant amount of wealth and power.

Prejudice

A preconceived opinion or bias against individuals or groups without sufficient knowledge, often leading to discrimination and intolerance.

Discrimination

Unjust or prejudicial treatment of different categories of people, especially on the grounds of race, age, or sex.