A Difference in the Methodology of Ecologists and Other Scientists

question 107

Multiple Choice

A difference in the methodology of ecologists and other scientists is that ecologists

• A) use only observations, not experiments or models.
• B) use observations and models, but not experiments.
• C) carry out experiments at a wide variety of locations and scales.
• D) use observations, models, and long-term, but not short-term, experiments.
• E) typically do controlled, replicated experiments at large spatial scales over long time periods.

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Definitions:

Labor Efficiency Variance

The difference between the budgeted and actual hours worked, multiplied by the standard labor rate, indicating efficiency in labor usage.

Variable Overhead Rate Variance

The difference between the actual variable overhead incurred and the expected (standard) variable overhead rate multiplied by the actual activity level.

June

The sixth month of the year in the Gregorian calendar, often associated with the start of summer in the northern hemisphere.

Materials Price Variance

A measure of the difference between the actual cost of materials and the standard cost, multiplied by the actual quantity of materials used.