Suppose That the Confidence of an Association Rule Is 0

question 23

Multiple Choice

Suppose that the confidence of an association rule is 0.75 and the total number of transactions is 250. How many of those transactions support the consequent if the lift ratio is 1.875?

• A)100
• B)125
• C)150
• D)175

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Definitions:

Quadratic Form

An expression in which the highest power of variables is squared, typically written in the form ax^2 + bx + c.

Square Root Property

A principle stating that for any positive number x, there exists a positive and negative value whose square equals x.

Square Root Property

Refers to a principle used to solve quadratic equations, stating that if \( x^2 = a \), then \( x \) is equal to both the positive and negative square root of \( a \).

Complex Solutions

Solutions to equations that include imaginary numbers, typically used when solving polynomial equations that do not have real-number solutions.