The WAIS Has a Mean of 100 and a Standard

question 26

Multiple Choice

The WAIS has a mean of 100 and a standard deviation of 15. One of the requirements to become a member of MENSA, an organization for smart people, is to score a minimum of two standard deviations above the mean on this test. What is the minimum score requirement?

• A) 120
• B) 130
• C) 145
• D) 150

---

Definitions:

Null Hypothesis

The proposition that assumes no significant difference or relationship exists within a set of data.

Groups

Collections of subjects or data points that are often categorized for comparative analysis in experiments or studies.

Null Hypothesis

A statement that asserts there is no effect or no difference, typically the default assumption in a statistical test.

Groups

In statistics, groups refer to sets of subjects or data points that are classified together based on certain characteristics.