TABLE 10-13 A Quality Control Engineer Is in Charge of the Manufacture

question 71

True/False

TABLE 10-13
A quality control engineer is in charge of the manufacture of computer disks. Two different processes can be used to manufacture the disks. He suspects that the Kohler method produces a greater proportion of defects than the Russell method. He samples 150 of the Kohler and 200 of the Russell disks and finds that 27 and 18 of them, respectively, are defective. If Kohler is designated as "Group 1" and Russell is designated as "Group 2," perform the appropriate test at a level of significance of 0.01.
-Referring to Table 10-13, the null hypothesis should be rejected.

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Definitions:

Capital Gains

The profit earned from the sale of an asset or investment for more than its purchase price.

Interest Income

The revenue earned from lending funds or through investments in interest-bearing financial instruments.

New Brunswick

A province located on the east coast of Canada, known for its forested terrain and maritime industries.

Liquid

Refers to assets that can be easily converted into cash with minimal impact on their value.