For a Recent English Exam,use the Normal Model N(73,9

question 54

Multiple Choice

For a recent English exam,use the Normal model N(73,9.2) to find the score that represents the 30th percentile.

• A)82.2
• B)63.8
• C)77.8
• D)68.2
• E)61.2

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Definitions:

High Precision Fit

Refers to a high degree of accuracy in the mating of two machine parts, ensuring minimal play or clearance between them.

H8/f7 Fit

A specific tolerance class designation for holes (H8) and shafts (f7) in engineering, ensuring a precise interference fit.

Basis

The underlying support or foundation for an idea, argument, or process; in materials, it could refer to the primary component or substance that forms the starting point.

Tolerance Position Letters

In engineering, symbols used in geometric dimensioning and tolerancing to represent the permissible limits of variation in the position of parts.