A Company Produces an Item That Is Supposed to Have

question 55

Multiple Choice

A company produces an item that is supposed to have a six centimetre hole punched in the centre.A quality control inspector is concerned that the machine which punches the hole is "out-of-control" (hole is too large or too small) .In an effort to test this, the inspector is going to gather a sample punched by the machine and measure the diameter of the hole.The alternative hypothesis used to statistical test to determine if the machine is out-of-control is

• A)the mean diameter is > 6 centimetres.
• B)the mean diameter is < 6 centimetres.
• C)the mean diameter is = 6 centimetres.
• D)the mean diameter is ≠ 6 centimetres.
• E)the mean diameter is ≥ 6 centimetres.

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Definitions:

Generating Knowledge

The process of creating new understandings, insights, or information through observation, experimentation, reflection, and analysis.

Expert Judgments

are assessments, insights, or decisions made by individuals or groups with specialized knowledge or training in a particular field.

Inference Rules

Rules that govern the logical steps allowing the deduction of conclusions from premises.

Means-end Analysis

A problem-solving strategy that involves breaking down problems into smaller, more manageable parts and addressing these to achieve a desired goal.