A Software Developer Makes 175 Phone Calls to Its Current

question 65

Multiple Choice

A software developer makes 175 phone calls to its current customers.There is an 8 percent chance of reaching a given customer (instead of a busy signal,no answer,or answering machine) .The normal approximation of the probability of reaching at least 20 customers is

• A)0.022
• B)0.007
• C)0.063
• D)0.937

---

Definitions:

Finance/Accounting

The branch of business that deals with the management of money, including the processes of recording, classifying, and analyzing financial transactions.

Qualifying Sources

The process of evaluating and approving potential suppliers based on specific criteria to ensure they can meet an organization's requirements for quality, reliability, and service.

Post-Transaction Cost

Expenses incurred after a purchase, including handling complaints, returns, and warranty claims.

Total Cost of Ownership

The comprehensive assessment of the complete cost of acquisition and operation of a product or system over its useful life.