Suppose we artificially categorize populations as approximately normal or not, and samples as large or small. This categorization results in 4 categories:
a) Small samples from an approximately normal population
b) Large samples from an approximately normal population
c) Small samples from a population that is not approximately normal
d) Large samples from a population that is not approximately normal What, if anything, can be said about the shape of the sampling distribution of 
for each of these 4 situations?
Definitions:
Closed-Loop MRP
A materials requirement planning system that incorporates feedback to continuously update and improve the planning process based on actual performance.
Bill of Material
A comprehensive list that outlines all the raw materials, components, and assemblies needed to manufacture a product.
Product A
A generic term used to reference a specific item or entity produced by a business or organization.
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