The Breaking Strength of Yarn Used in the Manufacture of Woven

question 71

Multiple Choice

The breaking strength of yarn used in the manufacture of woven carpet material is Normally distributed with  = 2.4 psi.A random sample of 16 specimens of yarn from a production run was measured for breaking strength,and based on the mean of the sample ,a confidence interval was found to be (128.7,131.3) .What is the confidence level,C,of this interval?

• A)0.95
• B)0.99
• C)0.90
• D)0.97
• E)It can't be determined with the information provided.

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Definitions:

Major Premise

A primary statement or proposition upon which an argument is based.

Minor Premise

In a syllogism, the premise that provides a specific instance or example related to the major premise.

Categorical Syllogism

A form of deductive reasoning consisting of three statements: a major premise, a minor premise, and a conclusion, each sharing a common term.

Middle Term

In logic, the term that appears in both premises of a syllogism but not in the conclusion, used to link the major and minor terms.