TABLE 12-20
Data on the Percentage of 200 Hotels in Each

question 4

Short Answer

TABLE 12-20
Data on the percentage of 200 hotels in each of the three large cities across the world on whether minibar charges are correctly posted at checkout are given below.

$\begin{array}{cccc} \hline& \text { Hong Kong } & \text { New York } & \text { Paris } \\\hline\text { Yes } & 86 \% & 76 \% & 78 \% \\\text { No } & 14 \% & 24 \% & 22 \%\\\hline\end{array}$
At the 0.05 level of significance, you want to know if there is evidence of a difference in the proportion of hotels that correctly post minibar charges among the three cities.
-Referring to Table 12-20, the expected cell frequency for the Hong Kong/Yes cell is______

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Definitions:

Scoria Cones

Volcanic features formed from the accumulation of small, porous volcanic rocks (scoria) around a vent, resulting in a cone-shaped hill.

Bulldozing

A process involving the forceful pushing, scouring, or removal of earth, materials, or obstacles using heavy machinery or natural forces, such as glaciers.

Air Quality

A measure of the amount of pollutants in the air, reflecting how clean or polluted the air is.

Composite Volcano

A type of volcano built from alternating layers of lava flows, volcanic ash, cinders, blocks, and bombs, typically steep-sided and explosive.