Operations Management Study Set 1

Business

Quiz 3 :

Statistical Process Control

Quiz 3 :

Statistical Process Control

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The average outgoing quality (AOQ) is a measure of the expected number of defective items that will pass on to the customer with the sampling plan selected.
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True

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The simplest form of a sampling plan is a single-sample attribute plan.
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True

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Choosing among a single-, double- and multiple-sampling plans is a strategic versus an economic decision.
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False

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The probability of rejecting a lot that has an acceptable quality level is referred to as the
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With a single-sample attribute plan, only one of the items randomly sampled from a lot is inspected.
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A sampling plan provides a set of guidelines for accepting a lot.
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Six Sigma companies report
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A multiple-sampling plan uses the smallest sample size of any sampling plan.
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Acceptance sampling is based on the premise that a lot contains some acceptable number of defective items.
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With acceptance sampling, a lot is either rejected or accepted depending on the number of defects found in a sample.
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Double-sampling plans are often less costly than single-sampling plans.
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Acceptance sampling involves the inspection of a non-random sample of units selected from a lot.
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A lot is rejected if the number of defective units found in a random sample exceeds a predetermined acceptable number of defective units.
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Acceptance sampling is consistent with TQM's philosophy of zero defects.
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The probability of accepting a lot that has a higher percentage of defective items than the lot tolerance percent defective is referred to as the
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The consumer's risk is the probability of rejecting a lot that meets the acceptable quality level (AQL).
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Acceptance sampling is still used today for all the following reasons except
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An operating characteristics (OC) curve is a graph that measures the probability of accepting a lot with no defective items.
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The consumer's risk is the probability of accepting a lot in which the fraction of defective items exceeds the lot tolerance percent defective (LTPD).
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Six Sigma companies report defective parts per million (PPM) versus the more traditional defective parts per hundred.
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