The Greater the Variability in a Set of Scores

question 18

Multiple Choice

The greater the variability in a set of scores,

• A)the less accurately the scores are represented by one central score.
• B)the more accurately the scores are represented by one central score.
• C)the more similar and consistently close they are to the central score.
• D)the less similar and more consistently close they are to the central score.

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Definitions:

Spinout Failures

A tandem drive axle failure in which one of the four drive wheels loses traction and receives all driveline torque. Spinout conditions may produce wheel speeds four times greater than specified. Spinout failures result from shock loading when a spinning wheel’s motion is suddenly arrested or by lubricant throw-off from rotating components.

Riveted Crown Gear

A type of gear whose teeth are affixed to the wheel or rim using rivets, often used in machinery for transmitting torque.

Flange Case Half

One of two symmetrical sections of a flanged case or cover, designed to join together, typically used to enclose mechanical parts.

Drill Out

The process of removing material or obstructions by drilling, common in manufacturing, maintenance, and repair tasks.