If a Normally Distributed Group of Test Scores Have a Mean

question 52

Multiple Choice

If a normally distributed group of test scores have a mean of 70 and a standard deviation of 12, find the percentage of scores that will fall below 50.

• A) 4.75%
• B) 45.25%
• C) 6.75%
• D) 35.54%

---

Definitions:

Contra-asset

A contra-asset account is a type of asset account where its balance is a negative figure that offsets the balance of its corresponding asset account.

Liability

A financial obligation or debt owed by a company to another entity, which is expected to be settled through the transfer of assets or services.

Inventory

Consists of all the goods a company has in stock that are ready to be sold, including raw materials, work-in-progress, and finished goods.

Expense

A cost or charge that a company incurs through its operations aimed at generating revenue.