A Sample of 61 Observations Yielded a Sample Standard Deviation $\sigma$

question 68

Multiple Choice

A sample of 61 observations yielded a sample standard deviation of 6. If we want to test H_o: $\sigma$ ² = 40, the test statistic is

• A)54
• B)9.15
• C)54.90
• D)9

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Definitions:

Elevation

The height of a point or object above a reference level, typically above sea level.

Stretched

In geological contexts, stretched refers to the extension or elongation of the Earth's crust as a result of tectonic activities, leading to the formation of features such as rift valleys.

Erode Material

Refers to substances or objects that have experienced erosion, the process where natural forces like water and wind remove soil, rock, or dissolved material from one location and then transport it to another.

Crust

The thin, solid, outermost layer of the Earth, lying above the mantle.