A Statistician Employed by a Consumer Testing Organization Reports That

question 108

Short Answer

A statistician employed by a consumer testing organization reports that at 95% confidence he has determined that the true average content of the Uncola soft drinks is between 11.7 to 12.3 ounces. He further reports that his sample revealed an average content of 12 ounces, but he forgot to report the size of the sample he had selected. Assuming the standard deviation of the population is 1.28, determine the size of the sample.

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Definitions:

Convertible Bond

A type of bond that can be converted into a predetermined amount of the company's equity at certain times during its life, usually at the discretion of the bondholder.

Common Stock

A type of equity security that represents ownership in a corporation, giving holders voting rights and a share in the company's profits.

Bondholder

An individual or entity that owns bonds issued by corporations or governments and is entitled to receive interest payments and the repayment of the principal.

Individual Bonds

Debt securities issued by entities such as corporations or governments to finance projects or operations, owned by the investors purchasing them.