The Distribution of Certain Test Scores Is a Nonstandard Normal

question 4

Multiple Choice

The distribution of certain test scores is a nonstandard normal distribution with a mean of 50 and a standard deviation of 6. What are the values of the mean and standard deviation after all test scores have been standardized by converting them to z-scores using zx=−() μ /σ?

• A) The mean is 100 and the standard deviation is 10.
• B) The mean is 0 and the standard deviation is 1.
• C) The mean is 10 and the standard deviation is 100.
• D) The mean is 1 and the standard deviation is 0.

---

Definitions:

Need For Cognition

A psychological trait that describes an individual's inclination towards engaging in and enjoying thinking and analytical activities.

Critically And Analytically

Engaging with information or problems in a way that involves careful judgment and the use of logical reasoning.

Persuadability

The quality or characteristic of being easily influenced or convinced by arguments, appeals, or suggestions.

Education And Intelligence

The process of acquiring knowledge, skills, values, and attitudes through study and experiences, and the ability to apply these cognitive skills towards effective problem-solving and adaptation to the environment.