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

question 35

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:
-True or False: 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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Definitions:

Friedman And Phelps

Economists who contributed to the understanding of the relationship between inflation and unemployment, challenging the Phillips Curve concept.

Expected Change

Anticipated variation in a condition or value, often used in the context of economic indicators or market trends.

Unemployment Rate

The percentage of the labor force that is jobless and actively seeking employment.

Natural Rate

The level of economic activity at which there is no cyclical unemployment; often refers to the natural rate of unemployment where the labor market is in equilibrium.