The Mean Amount of Gasoline and Services Charged by Key

question 120

Multiple Choice

The mean amount of gasoline and services charged by Key Refining Company credit customers is $70 per month. The distribution of amounts spent is approximately normal with a standard deviation of $10. What is the probability of selecting a credit card customer at random and finding the customer charged between $70 and $83?

• A) 0.1962
• B) 0.4032
• C) 0.3413
• D) 0.4750

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Definitions:

Decision-Making Method

A systematic process or approach used to make choices that resolve problems or achieve objectives.

Authority-Oriented Decision Method

A decision-making approach where decisions are made based on the authority, power, or position of individuals within an organization.

Vroom-Jago

A leadership model that focuses on how leaders make decisions and the level of involvement of team members in the decision-making process.

Contingency Approaches to Leadership

Theoretical frameworks suggesting that the effectiveness of leadership styles varies according to the situation and context in which they are applied.