A Psychologist Has Designed a New Intelligence Test

question 181

Multiple Choice

A psychologist has designed a new intelligence test. Historically, time to complete the old test was an average of 120 minutes. With the altered format of the test, the psychologist claims that the time to complete the test is no longer 120 minutes. A sample of 50 new test taking times yielded an average time of 118 minutes. The population standard deviation is known to be 5 minutes
-The p-value is _____.

• A).0024
• B)-.0024
• C).0000
• D)-.0048
• E).0046

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Definitions:

Primacy Effect

The phenomenon that the first items presented in a series are more likely to be remembered than items in the middle.

Moderate Alcohol Consumption

The intake of alcoholic beverages within limits considered to have minimal health risk, often defined differently across cultures and guidelines.

Fear Appeals

A persuasive message that attempts to arouse fear in order to influence attitudes, intentions, and behaviors towards avoiding harmful activities or situations.

Common Knowledge

Information that is known by many people and can be considered widely understood or recognized.