Annie Mikhail, Market Analyst for a National Company Specializing in Historic

question 11

Multiple Choice

Annie Mikhail, market analyst for a national company specializing in historic city tours, is analyzing the relationship between the sales revenue from historic city tours and the size of the city.She gathers data from six cities in which the tours are offered.Annie's dependent variable is annual sales revenues and her independent variable is the city population.Regression analysis of the data yielded the following tables. $\begin{array}{|c|c|c|c|c|}\hline \text { Souros } & \text { df } & \text { SS } & \text { MS } & F \\\hline \text { Recrem } & 1 & 3.550325 & 3.550325 & 63.20809 \\\hline \text { Residval } & 4 & 0224675 & 0.056169 & \\\hline \text { Total } & 5 & 3.775 & & \\\hline\end{array}$
$$\begin{array} { | c | } \hline S _ { \mathrm { e} } = 0.237 \\\hline r ^ { 2 } = 0.940483 \\\hline\end{array}$$ For a city with a population of 500,000, Annie's model predicts annual sales of ________________.

• A)$70,780
• B)$5,259
• C)$170,780
• D)$52,597
• E)$152,597

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Definitions:

Blood Ph

The measure of the acidity or alkalinity of the blood, with a normal range being slightly alkaline at about 7.35 to 7.45 on the pH scale.

Carbon Dioxide

A gas without color or smell, generated through the combustion of carbon-based substances and the respiratory process, which naturally occurs in the atmosphere and is taken in by plants during the process of photosynthesis.

Thyroid Cartilage

The largest cartilage in the larynx, often more prominent in males and commonly known as the Adam's apple, offering protection and supporting vocal function.

Glottis

The part of the larynx consisting of the vocal cords and the slit-like opening between them, playing a key role in producing sounds.