Based on Historical Data,the Diameter of a Ball Bearing Is

question 52

Multiple Choice

Based on historical data,the diameter of a ball bearing is normally distributed with a mean of 0.527 cm and a standard deviation of 0.008 cm.Suppose that a sample of 18 ball bearings are randomly selected from a very large lot.Determine the probability that the average diameter of a sampled ball bearing is greater than 0.530 cm.

• A)0.2324
• B)0.4938
• C)0.5062
• D)0.0559

---

Definitions:

MU/P

Marginal Utility per Price, a concept in economics that represents the additional utility or satisfaction obtained per unit of expenditure.

Consumer Behavior

The examination of the ways in which individuals, groups, and entities choose, purchase, utilize, and discard products, services, ideas, or experiences to fulfill their wants and needs.

Marginal Utility

The change in satisfaction or utility a consumer receives from consuming an additional unit of a good or service.

Utility-maximizing

The economic principle that individuals or firms seek to get the highest satisfaction or profit from their resources and choices.