Define the term weak entity and give an example other than


1. Define the term ID-dependent entity and give an example other than one used in this text. Draw an IE Crow's Foot E-R diagram for your example.

2. Define the term weak entity and give an example other than one used in this text.
Draw an IE Crow's Foot E-R diagram for your example.

3. Explain the ambiguity in the definition of the term weak entity. Explain how this book interprets this term.

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Econometrics: Define the term weak entity and give an example other than
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