An Automatic Machine Inserts Mixed Vegetables into a Plastic Bag

question 94

Multiple Choice

An automatic machine inserts mixed vegetables into a plastic bag. Past experience revealed that some packages were underweight and some were overweight, but most of them had satisfactory weight.

-What is the probability of selecting three packages that are overweight?

• A)0.0000156
• B)0.0004218
• C)0.0000001
• D)0.075

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Definitions:

Settlement Houses

Community centers located in urban areas that provided various services, including education and healthcare, to low-income residents, especially immigrants, starting in the late 19th century.

1900

The start of the 20th century, a year signifying the transition from the era of colonial empires to the age of modernity and technological innovation.

Jacob Riis

A Danish-American social reformer, "muckraking" journalist, and photographer who highlighted the plight of the poor in New York City's slums in the late 19th century.

Tenements

Multi-family urban dwellings, often overcrowded and poorly maintained, historically associated with the working class or poor.