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

question 143

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, what is the critical range of the Studentized range distribution for the Tukey multiple comparison procedure at the 5% level of significance?

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Definitions:

Dual Nature

The property of something to exhibit characteristics of two distinct categories or phenomena.

Waves and Particles

Fundamental concepts in physics describing the dual nature of light and matter, showing properties of both waves and discrete particles.

Transparent Protective Coating

A clear layer applied over materials to safeguard them from damage, wear, or corrosion while allowing their original appearance to show through.

Cornea

The transparent front part of the eye that covers the iris, pupil, and anterior chamber, contributing significantly to the eye's ability to focus.