TABLE 9-6 The Quality Control Engineer for a Furniture Manufacturer Is Interested

question 77

Multiple Choice

TABLE 9-6
The quality control engineer for a furniture manufacturer is interested in the mean amount of force necessary to produce cracks in stressed oak furniture. She performs a two-tail test of the null hypothesis that the mean for the stressed oak furniture is 650. The calculated value of the Z test statistic is a positive number that leads to a p-value of 0.080 for the test.
-Referring to Table 9-6, suppose the engineer had decided that the alternative hypothesis to test was that the mean was greater than 650. What would be the p-value of this one-tail test?

• A) 0.040
• B) 0.160
• C) 0.840
• D) 0.960

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Definitions:

Cyclopropane

A cyclic alkane consisting of three carbon atoms connected in a ring, notable for its strain and use in organic synthesis.

Newman Projection

A method of visualizing the spatial arrangement of atoms in a molecule, showing how they are connected from the perspective of a bond axis.

Gauche Conformer

A conformation where groups are separated by a dihedral angle of approximately 60 degrees, often leading to steric hindrance.

Butane

A gaseous hydrocarbon of the alkane series, found in natural gas and used as fuel, with a formula of C4H10.