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

question 73

Short Answer

SCENARIO 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 Scenario 11-8,what is the estimated relative efficiency?

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Definitions:

Delusions

False beliefs held strongly by a person, despite evidence to the contrary, often due to a psychological disorder.

Pharmaceutical Study

A research project focused on the development, testing, and evaluation of drugs and medications to determine their safety and efficacy.

Avolition

A reduction in the motivation to initiate and perform self-directed purposeful activities.

Flat Affect

A severe reduction in emotional expressiveness, with individuals often displaying minimal facial expressions or vocal tone variability.