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

question 3

True/False

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,the randomized block F test is valid only if the population of the amount of time needed has the same variance for the 3 brands.

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Definitions:

Protein Intake

The amount of protein consumed by an organism, which is essential for growth, repair, and overall health.

Bouts of Sleep

Episodes or periods of sleeping, especially when they are brief or occur at irregular intervals.

Proximodistal Growth

A pattern of development in which growth starts at the center of the body and moves towards the extremities.

Limbs

The appendages of the human or animal body used for movement, such as arms and legs.