The Production Department Has Installed a New Spray Machine to Paint

question 62

Multiple Choice

The production department has installed a new spray machine to paint automobile doors. As is common with most spray guns,unsightly blemishes often appear because of improper mixtures or other problems. A worker counted the number of blemishes on each door. Most doors had no blemishes; a few had one; a very few had two; and so on. The average number was 0.5 per door. The distribution of blemishes followed the Poisson distribution. Out of 10,000 doors painted,about how many would have no blemishes?

• A)About 6,065
• B)About 3,935
• C)About 5,000
• D)About 500

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Definitions:

Anterior Fontanel

The soft spot on the top of a baby's head where the skull bones have not yet fused together, allowing for brain growth.

Left- or Right-handedness

The natural preference of using one hand over the other for tasks and activities, a trait found in the majority of the human population.

Medicines

Substances or preparations used in treating or preventing diseases; pharmaceutical drugs.

Animal Safety

The practices and guidelines in place to ensure the welfare and humane treatment of animals, particularly in research, testing, and domestic care.