The Diameters of Bolts Produced by a Certain Machine Are

question 99

Multiple Choice

The diameters of bolts produced by a certain machine are normally distributed with a mean of 0.30 inches and a standard deviation of 0.01 inches. What percentage of bolts will have a diameter greater than 0.32 inches?

• A)47.72%
• B)97.72%
• C)2.28%
• D)37.45%

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Definitions:

Statistical Formation

Refers to the process of organizing and summarizing data through the use of tables, graphs, and statistical measures to make the data understandable and usable.

Correlation

A statistical measure that indicates the extent to which two or more variables fluctuate together, showing the strength and direction of a relationship.

+.86

This could represent a statistical value, such as a correlation coefficient, indicating a strong positive relationship between two variables.

Discriminant Validity

A measure of the extent to which a construct is truly distinct from other constructs by demonstrating low correlations with measures of unrelated constructs.