Which of the Following Examples Would Most Accurately Measure the Density

question 56

Multiple Choice

Which of the following examples would most accurately measure the density of the population being studied?

• A) counting the number of prairie dog burrows per hectare
• B) counting the number of times a 1 kilometer transect is intersected by tracks of red squirrels after a snowfall
• C) counting the number of coyote droppings per hectare
• D) multiplying the number of moss plants counted in 10 quadrats of 1m² each by 100 to determine the density per kilometer².
• E) counting the number of zebras from airplane census observations.

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Definitions:

Split-half Reliability

A measure of consistency where a test is divided into two parts and the scores on both halves are compared to assess the test's reliability.

Predictivity

The ability of a model or test to accurately forecast outcomes or behaviors.

Reliability

The consistency and stability of a measurement over time, indicating the degree to which an instrument or procedure repeatedly produces the same result under the same conditions.

Reactivity

The phenomenon where subjects alter their behavior due to the awareness of being observed.