SCENARIO 10-12 A Quality Control Engineer Is in Charge of the Manufacture

question 142

True/False

SCENARIO 10-12
A quality control engineer is in charge of the manufacture of USB flash drives.Two different processes can be used to manufacture the flash drives.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 flash drives 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 Scenario 10-12,the same decision would be made if this had been a two-tail test at a level of significance of 0.01.

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Definitions:

Trust Accounts

Financial accounts held by a trustee for the benefit of a third party according to the terms of a trust agreement.

Gross Earnings

The total amount of money earned by an individual or company before any deductions such as taxes or benefits.

Income Taxes

Taxes levied by a government directly on income, both earned (salaries, wages, commissions) and unearned (dividends, interest, rents).

Petty Cash Fund

A small amount of cash on hand used for minor, incidental expenses within a business or organization.