A production quality control engineer of a plastic cap copany has to take a daily sample from the production line for inspection. The engineer decides that his study has a confidence of 90% and an error of 4%. Calculate the sample size to inspect production when: a. It is starting and has no prior information b. There is information from several daily reviews, which have obtained a positive variability of 0.8

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.