You Read That "The Correlation Between Spending on Schools (Dollars

question 25

Multiple Choice

You read that "the correlation between spending on schools (dollars per pupil) and median score on student achievement tests is r = 0.08." This means that

• A) school districts that spend a lot have higher scores than low-spending districts, and this effect is quite strong.
• B) school districts that spend a lot have lower scores than low-spending districts, and the effect is quite strong.
• C) school districts that spend a lot have somewhat higher scores than low-spending districts, but the effect is weak.
• D) school districts that spend a lot have somewhat lower scores than low-spending districts, but the effect is weak.

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Definitions:

LMC

Least Material Condition, a term used in geometric dimensioning and tolerancing indicating the condition of a part when it contains the least amount of material.

Orientation Tolerances

The limits within which the orientation (e.g., parallelism, perpendicularity) of a part feature must lie relative to a specified datum to ensure proper assembly or function.

Perpendicularity

The condition of being exactly at 90 degrees to a given line or surface; a fundamental principle in geometric dimensioning and tolerancing.

Orientation Tolerance

Limits set on the allowable variation in the orientation (tilt or angle) of a feature on a manufactured part relative to its specified orientation.