An Operator of a Filling Machine Plotted the Weights of Each

question 76

Multiple Choice

An operator of a filling machine plotted the weights of each bag she filled for three weeks. At the same time, a quality inspector randomly took groups of five bags of the same output and plotted the average weights of the samples. The inspector's sampling distribution will

• A) show if the output has been produced to the operator's specifications.
• B) have greater variability than the operator's distribution.
• C) have a mean five times greater than the operator's distribution.
• D) have less variability than the operator's distribution.

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Definitions:

Energy Flow

Passage of energy in a one-way direction through an ecosystem.

Ecosystem

The interacting system that encompasses a community and its nonliving, physical environment. Compare with community.

Producers

Organisms, typically plants, that create their own food through photosynthesis, forming the base of the food chain.

Deductive Reasoning

The reasoning that operates from generalities to specifics and can make relationships among data more apparent. Compare with inductive reasoning. See hypothetico-deductive approach.