What Is Ineffective in Reducing the Possibility of Earthquake's Damage

question 9

Multiple Choice

What is ineffective in reducing the possibility of earthquake's damage to a building?

• A) using base isolation pads between the building and its foundation
• B) using diagonal bracing in the walls
• C) adding sheets of plywood to the walls
• D) anchoring the building to its foundation
• E) loading the ground floor with heavy weights to prevent it from moving so much

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Definitions:

Null Hypothesis

A statement that there is no effect or no difference, and it is the hypothesis that researchers aim to test against the alternative hypothesis.

Alternative Hypothesis

A statistical hypothesis that proposes a specific relationship between variables, suggesting that there is a significant effect or difference.

μs

Generally denotes a population mean in statistics, though the context may alter its specific interpretation.

Null Hypothesis

The presumption made in statistical analysis that there is no association or effect among variables being studied.