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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Disease X

A placeholder name used by the World Health Organization for a hypothetical, unknown pathogen that could cause a future epidemic.

Baltimore

A major city in Maryland, USA, known for its historical significance and cultural attractions.

Men Aged 40

Refers to males who have reached the age of 40, often considered a demographic group in health studies due to various age-related risk factors.

Women Aged 30

Refers to a specific demographic group categorized by females who are exactly 30 years old, often targeted in medical or sociological research.