Use the Accompanying Figure

question 2

Multiple Choice

$\begin{array}{|l|c|c|}\hline {\text { Item }} & \text { Quantity Needed } & \text { Cost } \\\hline 8 \text { Spark plugs } & 1 \text { set } & \$ 31.84 \\\text { Spark plug wires } & 1 \text { set } & \$ 73.92 \\\text { Distributor cap } & 1 & \$ 24.16 \\\text { Rotor } & 1 & \$ 9.10 \text { each } \\\text { Labor } & \text { Flat rate } & \$ 80.00 \\5 \% \text { sales tax on } & & \\\text { parts only } & & \\\hline\end{array}$ Use the accompanying figure. At a speed of 60 mph, what is the braking distance in feet?

• A) 110
• B) 135
• C) 155
• D) 170

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Definitions:

Modal Class

The category or class interval in a dataset that appears most frequently.

Histogram

A graphical representation of the distribution of numerical data, often used to visualize the frequency of data within bins.

Observations

Data points or values collected through measurement or research in a study.

Modal Class

The category or interval in a set of data with the highest frequency, often used in analyzing categorical or grouped numerical data.