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

question 2

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 F test for the block effects implies that the blocking has been advantageous in reducing the experiment error.

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Definitions:

Withholding Allowances

A number that employees claim on a W-4 form that determines the amount of money withheld from their paycheck for taxes.

Federal Income Tax

The tax levied by the U.S. federal government on the annual earnings of individuals, corporations, trusts, and other legal entities.

Semimonthly

Occurring twice a month or every half month, often used in the context of payroll or billing periods.

FICA Tax

Federal Insurance Contributions Act tax, which funds Social Security and Medicare, jointly paid by employees and employers.