In the Accompanying Figure, Explain Why Using an Employee S

question 16

Essay

In the accompanying figure, explain why using an employee s last name as the primary key field in the Employees table does not constitute good database design.

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Definitions:

Double-Blind

A type of study or clinical trial design in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.

Correlation

A statistical measure that indicates the extent to which two or more variables fluctuate together.

Ex Post Facto

A research design that examines the effects of an independent variable on a dependent variable after the event has occurred.

Random Assignment

A method in experimental design where study participants are allocated to different groups on a random basis to reduce bias.