A Pasta Company Would Like to Know the Variability in the Shelf

question 90

Short Answer

A pasta company would like to know the variability in the shelf life of their product. A random sample of 20 packages of pasta yielded a standard deviation of 5 days. Estimate the population variance using a 90% confidence interval. Assume the distribution is normal.
______________ Enter (n1, n2)

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Definitions:

Complement

In set theory, the set of all elements not in a specific set, relative to a larger set.

Proposition

A statement that can either be true or false, but not both, used in logic to convey meaning.

Complement

In set theory, referring to the set of all elements not in a particular set within a given universal set; in logic, it may refer to the negation of a concept or term.

Obverse

The opposite or counterpart of a given logical statement.