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

question 61

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:
-True or False: Referring to Table 11-8,there is evidence of a significant difference in the mean amount of time needed to learn Brand A and Brand C at the 5% level of significance.

---

Definitions:

Depreciation

The process of allocating the cost of a tangible asset over its useful life, representing how much of the asset's value has been used up over time.

Cash Break-Even

The point at which a business's cash inflows exactly match its cash outflows, exclusive of financing, indicating no net cash gain or loss.

Straight-Line Depreciation

A tactic for apportioning the cost of a physical asset over its effective lifespan in identical yearly expenditures.

Fixed Costs

Expenses that do not change with the level of goods or services produced over a short period.