The Following Minitab Display Results from a Study in Which

question 25

Essay

The following Minitab display results from a study in which three different teachers taught calculus classes of five different sizes. The class average was recorded for each class. Assuming no effect from the interaction between teacher and class size, test the claim that class size has no effect on the class average. Use a 0.05 significance level. $$\begin{array} { l r r r c c } \text { Source } & \text { DF } & \text { SS } & { \text { MS } } & \text { F } & \text { p } \\\text { Teacher } & 2 & 56.93 & 28.47 & 1.018 & 0.404 \\\text { Class Size } & 4 & 672.67 & 168.17 & 6.013 & 0.016 \\\text { Error } & 8 & 223.73 & 27.97 & & \\\text { Total } & 14 & 953.33 & & &\end{array}$$

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Social Scare

A widespread panic or concern within society about a perceived threat or issue, often amplified by media and cultural discourse.

Global Warming

A gradual increase in the overall temperature of the earth's atmosphere due to the greenhouse effect caused by increased levels of carbon dioxide, CFCs, and other pollutants.

Environmental Racism

Environmental racism refers to the unequal exposure of communities, often marginalized or minority groups, to environmental hazards and the exclusion of these groups from decision-making processes related to their environment.

Discrimination

Is unfair treatment of people because of their group membership.