TABLE 11-8 An Important Factor in Selecting Database Software Is the Time

question 7

True/False

TABLE 11-8
An important factor in selecting database software is the time required for a user to learn how to use the system. To evaluate three potential brands (A, B and C) of database software, a company designed a test involving five different employees. To reduce variability due to differences among employees, each of the five employees is trained on each of the three different brands. The amount of time (in hours) needed to learn each of the three different brands is given below:

Below is the Excel output for the randomized block design:

-Referring to Table 11-8, the decision made at a 0.05 level of significance on the randomized block F test for the difference in means implies that all 3 means are significantly different from each other.

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Definitions:

ROI

Return on Investment; a performance measure used to evaluate the efficiency of an investment or compare the efficiency of several investments.

Flexible Budget

A budget that adjusts or flexes with changes in volume or activity, allowing for more accurate budgeting in variable cost situations.

Sales Commissions

Fees paid to sales employees as a reward for making sales, usually a percentage of the sales amount.

Selling Expenses

Costs incurred directly from the selling of products or services, including advertising, sales commissions, and store maintenance.