THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 79

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
As part of its quality control program,the Scullia Auto Company (SAC)began inspecting all supplier shipments of steel bars and recording the defect rate according to quality criteria such as strength,dimensional characteristics,etc.When SAC began this program,the defect rate in 100 shipments averaged 9%.A recent report indicated an average defect rate of 2.2% in 136 shipments.The quality control department wants to determine,at the 0.05 level of significance,if this represents a significant improvement in the quality of the steel.
-State the null and alternative hypotheses.

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Definitions:

Formal Report

A document that presents information in a structured format for analysis and provides specific recommendations for future actions.

Policy Implementation

The process of putting into effect or enacting policies decided by an organization or government.

HR Policies

Guidelines and procedures established by an organization's human resources department to manage employees and the workplace.

Progress Report

A document that outlines the current status, developments, or achievements in a project or task over a certain period.