A Small Independent Organic Food Store Offers a Variety of Specialty

question 6

Multiple Choice

A small independent organic food store offers a variety of specialty coffees.To determine whether price has an impact on sales, the managers kept track of how many pounds of each
Variety of coffee were sold last month. $$\begin{array} { | l | l | l | } \hline & \text { PRICE PER POUND } & \text { POUNDS SOLD } \\\hline \text { Mean } & \$ 8.75 & 54.50 \\\hline \begin{array} { c } \text { Standard } \\\text { Deviation }\end{array} & \$ 3.63 & 18.33 \\\hline \text { Correlation } & - \mathbf { 0 . 9 2 7 } & \\\hline\end{array}$$ Based on the summary statistics shown below, what percent of the variability in the number
Of pounds of coffee sold per week can be explained by price?

• A)95.47%
• B)100%
• C)85.9%
• D)55.6%
• E)4.68%

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Definitions:

Array Names

Identifiers used to refer to the entire array as a single entity.

Offsets

A numeric value representing the distance from a specific point in a data structure, used to locate particular elements.

Expressions

Combinations of variables, operations, and values that are evaluated to produce another value in programming.

Pointers

Variables that store the address of another variable, making indirect referencing and memory manipulation possible.