A Loaf of Bread Is Normally Distributed with a Mean

question 12

Multiple Choice

A loaf of bread is normally distributed with a mean of 22 ounces and a standard deviation of ½ ounce. (i) The probability that a loaf of bread is between 20.75 and 23.25 ounces is 0.7662.
(ii. The probability that a loaf of bread is > 21 ounces is 0.9772.

• A) (i) and (ii) are correct statements.
• B) (i) is a correct statement but not (ii).
• C) (ii) is a correct statement but not (i).
• D) (i) and (ii) are false statements.

---

Definitions:

Product Price

The financial cost of obtaining a product or service.

Marginal Revenue Product

The supplementary income realized by the application of one more unit of a resource, like labor or capital.

Labor

The engagement of human physical strength and intellectual power in producing goods and offering services.

Additional Revenue

The increase in total revenue that results from selling an additional unit of a product or service.