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

question 116

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 value of the F test statistic for testing the block effects?

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Definitions:

Standard Deviation

Standard deviation is a statistical measure that quantifies the amount of variation or dispersion of a set of data values, typically used to assess the volatility of financial instrument prices.

Canadian Common Stocks

Shares of publicly traded companies based in Canada, representing ownership in those companies.

Normal Distribution

A probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.

Security Returns

The gains or losses on an investment over a specific period, including dividends, interest, and capital gains, usually expressed as a percentage.