An Instructor Has Given His Final Exam,and Scores Are Approximately

question 133

Multiple Choice

An instructor has given his final exam,and scores are approximately normally distributed.Nancy scores a 90 and Ronald scores a 75.The characteristics of the distribution are as follows:
= 85,s² = 36.What is Ronald's z score?

• A)1.67
• B)-1.67
• C).28
• D)-.28

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Definitions:

Credit Sales

Transactions where goods or services are sold and payment is delayed, often creating accounts receivable.

Compounded Monthly

Interest calculation method that adds interest to the principal balance monthly, increasing the amount of subsequent interest.

Single Payment

A one-time transfer of money to settle a debt or purchase.

Due

Refers to the date or time by which something is expected to be completed or fulfilled, such as a payment or assignment.