Find the Margin of Error

question 8

Multiple Choice

Find the margin of error.
-Grandma Gertrude's Chocolates, a family owned business, has an opportunity to
Supply its product for distribution through a large coffee house chain. However, the
Coffee house chain has certain specifications regarding cacao content as it wishes to
Advertise the health benefits (antioxidants) of the chocolate products it sells. In order to
Determine the mean % cacao in its dark chocolate products, quality inspectors sample 36
Pieces. They find a sample mean of 55% with a standard deviation of 4%.
What is the margin of error at 95% confidence?

• A) 1.13%
• B) 1.36%
• C) 0.67%
• D) 4%
• E) 1.67%

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Definitions:

Object Oriented Programming

A programming paradigm based on the concept of "objects", which can contain data, in the form of fields, and code, in the form of procedures.

Encapsulation

A fundamental principle of object-oriented programming that restricts direct access to an object's components and can prevent the accidental modification of data.

Inheritance

A mechanism in object-oriented programming where a new class is derived from an existing class, inheriting its attributes and behaviors.

Polymorphism

Polymorphism is a concept in object-oriented programming that allows objects of different classes to be treated as objects of a common superclass, enabling a single interface to control the access to the specific method implementations.