TABLE 12-7 Data on the Percentage of 200 Hotels in Each of Each

question 152

True/False

TABLE 12-7
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. 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.
-True or False: When using the χ² tests for independence,you should be aware that expected frequencies that are too small will lead to a large Type I error.

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Definitions:

Sales Commissions

Payments made to sales personnel based on the amount of sales they generate, often a percentage of the sales value.

Fixed Manufacturing Expenses

Costs associated with production that do not change with the level of manufacturing output, such as salaries of managerial staff or rent of the production facility.

Fixed Selling

A category of expenses that do not vary with the level of production or sales, such as salaries of sales personnel and advertising costs.

Administrative Expenses

Overhead or general expenses related to the management and general operations of a business, including salaries of executive personnel, accounting, and HR.