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

question 140

Short Answer

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 among-group variation or SSA is ________.

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Definitions:

Aggregate Expenditure Line

A relationship tracing, for a given price level, spending at each level of income, or real GDP; the total of C + I + G + (X - M) at each level of income, or real GDP.

Marginal Propensity

The ratio of the change in consumption to the change in income, indicating how much consumption will change with a change in income.

Real GDP

The measure of a country's economic output adjusted for price changes, providing a more accurate reflection of an economy's size and growth.

Inventory Adjustments

Changes made to the recorded amount of inventory to account for discrepancies, damages, losses, or theft.