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( If A then B) and ( If B t If ( A then C) and (if B thi O a. neither I not II

( If A then B) and ( If B t If ( A then C) and (if B thi O a. neither I not II

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Which of the following statements is or are always true? ( If A then B) and ( If B then C) are strong rules with respect to support and confidence this implies that ( if A then C) is also a strong rule. IL If (A then C) and (if B then C) are strong rules with respect to support and confidence this implies that ( if A and B then C) is also a strong rule. O a. neither I not II O b. only II Oc. I and II O d. only I
Transcribed Image Text:Which of the following statements is or are always true? ( If A then B) and ( If B then C) are strong rules with respect to support and confidence this implies that ( if A then C) is also a strong rule. IL If (A then C) and (if B then C) are strong rules with respect to support and confidence this implies that ( if A and B then C) is also a strong rule. O a. neither I not II O b. only II Oc. I and II O d. only I
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