1) How many weeks should be considered for testing any new change to a billing system in stores? Methodology to arrive at the weeks? 2) Explain ability of a model - Shapio package? 3) Intermediate SQL - moving 3 months average? Can be solved my sliding windows function.

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6mo

Testing duration for new changes in billing system, Shapio package model explanation, and SQL moving average calculation.

  • 1) Consider at least 4 weeks for testing new changes in billing system in store...read more

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