A Random Sample of 10 Cars Is Analyzed to Evaluate

question 42

Multiple Choice

A random sample of 10 cars is analyzed to evaluate the effect on horsepower of installing a computer chip modification.Based on the sample, researchers conclude that this modification will significantly increase a vehicle's horsepower if installed.This is an example of:

• A) inferential statistics.
• B) the scientific method.
• C) descriptive statistics.
• D) population statistics.

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Definitions:

Central Tendency

A statistical measure that identifies the single value that most accurately represents a set of data, commonly using the mean, median, or mode.

Comparative Evaluation

The process of comparing one set of data, elements, or situations with another to assess its value or performance in relation to a standard or another entity.

Ranking Method

A method of evaluating employees that ranks them from best to worst on some trait.

Forced Distributions

A performance evaluation method where employees are ranked and rated according to a predetermined distribution curve, often to identify top performers, average performers, and underperformers.