A Musical Instruments Retailer Has 10,000 Point-Of-Sale Transactions Out of Which

question 17

Essay

A musical instruments retailer has 10,000 point-of-sale transactions out of which 1500 sales included both items of electric guitars and guitar cases, and out of which 750 had sales of new strings. If the electric guitars are considered A, the guitar cases are considered B, and the strings are considered C, then the associate rule for these sales become "If A and B are purchased, then C is also purchased." Calculate the confidence level, expected confidence level, and lift for this rule, given that total transactions for C is 3000.

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Definitions:

LRAC Curve

the Long-Run Average Cost curve, showing the lowest average cost at which any output level can be produced when all inputs are variable.

Increasing-Cost Industry

An industry where the costs of production increase as the output expands, often due to factors like resource depletion and higher input prices.

LRAC Curve

Long-Run Average Cost Curve, showing the lowest cost at which a firm can produce any given level of output in the long run, where all inputs are variable.

Increasing-Cost Industry

An industry in which production costs increase as firms enter the market, often due to limited resources or factors of production.