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

question 139

Multiple Choice

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 11-9,at the 0.01 level,what conclusions can you reach from the analysis?

• A)At the 0.01 level,subject visibility and test taker success are significant predictors of latency feedback.
• B)At the 0.01 level,the model is not useful for predicting latency to feedback.
• C)At the 0.01 level,there is evidence to indicate that subject visibility and test taker success interact.
• D)At the 0.01 level,there is no evidence of interaction between subject visibility and test taker success.

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Definitions:

Predatory Pricing

A competitive strategy where a firm sets very low prices with the intention of driving competitors out of the market, or to prevent new entries.

Antitrust Laws

Regulations designed to promote competition and prevent monopolies by limiting the power of large corporations.

Cartels

Groups of independent market participants who collude to control prices and output in an industry to maximize their collective profits.

Inelastic Demand

A situation where the demand for a good or service changes very little in response to changes in price.