Determine Whether the Study Depicts an Observational Study or an Experiment

question 88

Multiple Choice

Determine whether the study depicts an observational study or an experiment
-A scientist was studying the effects of a new fertilizer on crop yield. She randomly assigned half of the plots ona farm to group one and the remaining plots to group two. On the plots in group one, the new fertilizer wasused for a year. On the plots in group two, the old fertilizer was used. At the end of the year the average cropyield for the plots in group one was compared with the average crop yield for the plots in group two.

• A) experiment
• B) observational study

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Definitions:

Economic Profit

The distinction in total financial gain and the entirety of expenses, involving both acknowledged and unacknowledged costs.

Total Revenue

The total amount of money generated by a business from the sale of goods or services before any expenses are deducted.

Short-Run Supply

The quantity of goods a firm is willing and able to supply to the market at different price levels in a short-term period, typically assuming some inputs are fixed.

Average Fixed Cost

The fixed costs of production (those that do not change with the level of output) divided by the quantity of output produced. It decreases as production increases.