What Combination of Factors Was Responsible for the Disaster West

question 75

Multiple Choice

What combination of factors was responsible for the disaster west of Yellowstone National Park on August 17, 1959?

• A)Rock falls filled a lake with debris until the water overtopped the dam and eroded through the concrete.
• B)Water migrating along foliation layers in the metamorphic rock destabilized a dam, which collapsed and flooded the valley.
• C)A severe earthquake triggered a slide that blocked a river and flooded a campground.
• D)Drainage from the reservoir generated a lahar, which destroyed small towns downstream.

---

Definitions:

Measure of Consistency

An indicator of the reliability or stability of scores or measurements across different instances or over time.

Measure of Stability

A metric used to assess the consistency or reliability of a measurement over time.

Error Score

The difference between an observed value and the true value, often used in the context of measurement and assessment to evaluate accuracy.

True Score

In psychological testing and measurement, the actual or real score that perfectly reflects the characteristic or ability being measured, without measurement error.