Suppose a Researcher Assessed Attitudes Towards a Certain Brand of Soda

question 12

Multiple Choice

Suppose a researcher assessed attitudes towards a certain brand of soda before and after conducting a taste test and noted the following results: $\begin{array}{ll}\text { Pre } & \text { Post } \\5 & 7 \\4 & 9 \\3 & 4 \\5 & 10 \\4 & 4 \\5 & 4\end{array}$ What is the mean difference?

• A)-2
• B)-12
• C)12
• D)6

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Definitions:

Limestone

A sedimentary rock primarily composed of calcium carbonate, often formed from the skeletal fragments of marine organisms.

Karst Topography

A terrain shaped by the dissolution of soluble rocks like limestone, featuring sinkholes, caves, and subterranean rivers.

Travertine

A form of limestone deposited by mineral springs, especially hot springs, known for its layered, textured appearance.

Limestone

A sedimentary rock composed mainly of calcium carbonate, typically formed under marine conditions.