Below you are given ages that were obtained by taking a random sample of 9 undergraduate students. 
Use Excel to determine an interval estimate for the mean of the population at a 99% confidence level. Interpret your results.
Definitions:
Harmful Ingredient
A substance found within a product that can cause negative health effects or damage to the environment on exposure or consumption.
Cookie Dough
A blend of cookie ingredients which is intended to be baked to create cookies.
Cousins Subs Systems, Inc.
A submarine sandwich chain founded in Milwaukee, Wisconsin, known for its handcrafted, deli-fresh subs.
Oral Statements
Spoken words that can convey promises, intentions, or information, which may or may not be legally binding depending on the context.
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