In an Experiment to Study the Effect of Vibrations on Plant

question 5

Multiple Choice

In an experiment to study the effect of vibrations on plant growth, the height of a chrysanthemum was measured three times. The reason for making the measurement three times instead of just once was probably to:

• A) decrease bias.
• B) eliminate confounding.
• C) increase reliability.
• D) completely eliminate measurement error.

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Definitions:

Marginal Costs

The amplification of total charges incurred from producing an incremental unit of a product or service.

Upward

Referring to a direction or trend that indicates an increase, improvement, or rise in position or value.

Industry Demand Curve

Represents the total demand for a product or service across all consumers in a given market, showing how quantity demanded varies with price.

Infinitely Price Elastic

Describes a situation where the quantity demanded or supplied changes by an unlimited amount in response to any change in price.