_____ Is an Area of Depression of the Face or Root

question 3

Essay

_____ is an area of depression of the face or root of a weld where the filler metal did not completely fill the weld groove, so it is level with the surface of the pipe. ​

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Definitions:

Age

The length of time that a person or thing has existed; a particular stage in someone's life.

Amount of Hair

A characteristic referring to the density, thickness, and overall quantity of hair on an individual's body or head.

Negatively Correlated

A relationship between two variables in which one variable increases as the other decreases.

Correlation Coefficient

A statistical measure that calculates the strength and direction of a linear relationship between two variables on a scatterplot.