The Weight of a Product Is Normally Distributed with a Mean

question 92

Multiple Choice

The weight of a product is normally distributed with a mean of four ounces and a variance of .25 "squared ounces." What is the probability that a randomly selected unit from a recently manufactured batch weighs more than 5 ounces?

• A).0228
• B).9772
• C)0.000
• D)1.00

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Definitions:

Fixed Cost

A cost that does not depend on the quantity of output produced; the cost of a fixed input.

Downward-Sloping Demand

A concept in economics that illustrates the inverse relationship between the price of a good and the quantity demanded by consumers.

Perfectly Competitive Firm

A company that operates in a market where there are many buyers and sellers, and where no single buyer or seller can influence the price of the product.

Horizontal Demand

Describes a demand curve that is perfectly elastic, indicating that even a very small change in price would lead to an infinite change in the quantity demanded, typically theoretical and not found in real-world markets.