Question
Chester Butchery supplies Vienna sausages in the entire of KZN province. A meat packer is investigating the marked mass shown on Vienna sausages. A pilot
Chester Butchery supplies Vienna sausages in the entire of KZN province. A meat packer is investigating the marked mass shown on Vienna sausages. A pilot study showed a mean of 11.8kg per pack and a variance of 0.49kg. How many packs should be sampled in order to be 92% confident that the sample mean will differ by at most 0.2kg?
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Bayesian Data Analysis
Authors: Andrew Gelman, John B Carlin, Hal S Stern, David B Dunson, Aki Vehtari, Donald B Rubin
3rd Edition
