Why Is Topographic Monitoring Sometimes Useful in Forecasting a Volcanic

question 21

Multiple Choice

Why is topographic monitoring sometimes useful in forecasting a volcanic eruption?

• A)A volcano sometimes swells as lava moves into the edifice.
• B)Volcanic eruption is more likely as an area undergoes tectonic uplift.
• C)Seismic activity occurs as the volcano rises.
• D)Topographic monitoring reveals the likelihood of lahar generation.

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Definitions:

Factor of Interest

The main variable that is being analyzed or manipulated in an experiment or study to observe its effects on other variables.

Multiple Levels

In statistics or experimental design, multiple levels refer to the different values or categories that an independent variable can take.

One-way ANOVA

A statistical analysis designed to assess whether there's a significant difference in the average values of three or more distinct groups.

Total Sum of Squares

A measure used in statistics that quantifies the total variability of a dataset.