The Null Hypothesis for the Difference of Means Test

question 5

Multiple Choice

The null hypothesis for the difference of means test:

• A) posits that there will be a significant difference in the averages for the dependent variable for two groups of the independent variable
• B) posits that one group will have a higher average than another on the dependent variable
• C) is always significant
• D) posits that the difference in the averages for the dependent variable for two groups of the independent variable is 0

---

Definitions:

Protracted Immaturity

A prolongation of the development phase, where individuals delay adopting the roles or responsibilities typically associated with adulthood.

Openness Increase

Refers to the growth or expansion in one's willingness to experience new activities, ideas, or unconventional values.

Child Temperament

Refers to the innate aspects of an individual's personality, such as mood, energy level, and emotional reactivity, observable in early childhood.

Big Five

A personality theory that identifies five broad dimensions of human personality: Openness, Conscientiousness, Extraversion, Agreeableness, and Neuroticism.