When Determining the Correlation Coefficient,r,it Does Matter Which Variable Is

question 33

True/False

When determining the correlation coefficient,r,it does matter which variable is considered to be the dependent variable and which is the independent.

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Definitions:

Marble

A metamorphic rock composed of recrystallized calcite or dolomite.

Quartzite

A very hard rock consisting chiefly of quartz grains joined by secondary silica that causes the rock to break across rather than around the grains; formed by metamorphism or by silica cementation of a quartz sandstone.

Slate

A compact, fine-grained, low-grade metamorphic rock that possesses slaty cleavage.

Hornfels

Hornfels is a metamorphic rock formed by the contact between mudstone or other clay-rich rock and a hot igneous body, characterized by its hardness and fine grain.