A Random Sample of 49 Cast Aluminum Pots Is Taken

question 90

Multiple Choice

A random sample of 49 cast aluminum pots is taken from a production line once every day. The number of defective pots is counted. The proportion of defective pots has been closely examined in the past and is believed to be 0.05. The sample proportions for the week are shown in the accompanying table. Is the production process in control?

• A) No, because the sample proportions show a downward trend
• B) No, because the sample proportions fall within the upper and lower control limits
• C) Yes, because the sample proportions show a downward trend
• D) Yes, because the sample proportions fall within the upper and lower control limits

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Definitions:

Ignorance

The lack of knowledge, information, or awareness about something.

Self-Interest

The consideration of one's own advantage or well-being above those of others or the common good.

Mission Statement

A formal summary of the aims and values of a company, organization, or individual, guiding its strategies and decision-making processes.

Key Values

Fundamental beliefs or standards that guide behaviors and decision-making within individuals or organizations.