Given That the Rank Correlation Coefficient, Rs, for 15 Pairs

question 33

Essay

Given that the rank correlation coefficient, rs, for 15 pairs of data is -0.623, test the claim of no correlation between the two variables. Use a significance level of 0.01.

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Definitions:

Sierra Club

An environmental organization established in the United States to promote conservation of the natural environment.

Conservation

The protection and preservation of the natural environment, including plants, animals, and natural resources, to prevent exploitation and degradation.

Preservation

The act of maintaining or conserving something in its original or existing state, often applied to cultural, historical, and environmental endeavors.

Gifford Pinchot

An American forester and politician who served as the first Chief of the US Forest Service and was a key figure in the conservation movement.