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

question 103

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 upper-tail critical value of the Studentized range distribution for the Tukey multiple comparison procedure at the 5% level of significance?

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Definitions:

Measles

A highly contagious viral disease characterized by a red rash and fever, which can be prevented through vaccination.

X-rays

A form of electromagnetic radiation that is used to create images of the inside of the body, revealing structures that cannot be seen with normal light.

Socio-emotional Domain

Pertains to the development of social and emotional skills, including understanding relationships and managing emotions.

Physical Domain

Aspects of development that involve physical changes to the body, including motor skills and health.