In a Set of Test Scores, the Mean Is 10

question 56

Multiple Choice

In a set of test scores, the mean is 10 and the standard deviation is 2. With these two numbers we know that 95% of the scores fall between ________.

• A) 9 and 11
• B) 6 and 14
• C) 4 and 16
• D) 8 and 12

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Definitions:

AND

A logical operator used in programming and mathematics that results in true only if all the operands are true.

Serial Number

A unique identifier assigned to individual items, often used for tracking and inventory purposes.

Time

A constant progression in which events pass from the past through the present to the future.

Currency

A system of money in general use in a particular country or region for the exchange of goods and services.