____ Results from Gas That Was Dissolved in the Molten

question 14

Multiple Choice

____ results from gas that was dissolved in the molten weld pool, forming bubbles that are trapped as the metal cools to become solid.

• A) Inclusions
• B) Porosity
• C) Undercutting
• D) Incomplete fusion

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Definitions:

Approximate Class Width

An estimated value for the range of each category in a frequency distribution.

Frequency Distribution

A summary of how often different values occur within a dataset, often represented in a table or graph.

Quantitative Data

Numerical data that quantifies an object or event, which can then be subjected to statistical analysis.

Range

The difference between the highest and lowest values in a set of data.