In a Test of RiteAid

question 39

Multiple Choice

In a test of RiteAid.com's new website, search times for 20 trial orders were recorded, in minutes.Results are reported in the table: Construct an ORDERED stem-and-leaf diagram for the data.One of the rows in the table would look like:

• A)1 l 2 4 4 5 6 9
• B)3 l 2 5 6 8
• C)1 l 2 3 4 4 8 9
• D)2 l 2 3 4 4 5 6
• E)2 l 2 3 4 4 5 7

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Definitions:

Mantle-Derived Magmas

Magma that originates from the melting of the Earth's mantle, leading to volcanic activity.

Continental Crust

The layer of igneous, sedimentary, and metamorphic rocks that forms the continents and continental shelves, characterized by its thickness and composition distinct from oceanic crust.

Mafic Basalt

A type of basaltic rock that is rich in magnesium and iron, characterized by its dark color and low silica content.

Decompression Melting

The melting of rock due to a decrease in pressure as it rises towards the Earth's surface, a common mechanism at mid-ocean ridges and mantle plumes.