A Plant Manager Knows That the Number of Boxes of Supplies

question 123

Multiple Choice

A plant manager knows that the number of boxes of supplies received weekly is normally distributed with a mean of 200 and a standard of 20.
-A movie theatre manager knows that the number of patrons per movie is normally distributed with a mean of 200 and a standard deviation of 20.What is the number of patrons,x,where 80% are less than x?

• A)216.8
• B)597.2
• C)413.3
• D)297.2
• E)332.8

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Definitions:

Andesite

An intermediate-composition igneous rock that is the fine-grained equivalent of diorite; typically gray or greenish-gray, commonly with phenocrysts of cream-colored feldspar or dark amphibole.

Magma Chamber

A reservoir of molten rock beneath the surface of the Earth or a volcano.

Felsic Igneous Rock

Igneous rocks that are rich in silica and light in color, such as granite, characterized by minerals like quartz and feldspar.

Igneous Rock

A type of rock formed through the cooling and solidification of magma or lava, with examples including granite and basalt.