According to the Text, Which of the Following Is True

question 18

Multiple Choice

According to the text, which of the following is true regarding the principles of personality development proposed by Roberts, Wood, and Caspi (2008) ?

• A) The principles argue against the previous claim that personality changes across the life span.
• B) The principles serve as the bases of personality development and as a guide for future research.
• C) The principles direct a therapist's approach to effortful personal change.
• D) The principles argue against the previous claim that personality remains stable across the life span.

---

Definitions:

Sample Statistic

A numerical measure calculated from a sample of data, used to estimate a population parameter.

Population Parameter

A numerical value that represents a characteristic of a population.

One-tailed Test

A statistical test that determines the direction of a relationship, testing either for a positive or negative effect but not both.

Two-tailed Test

A statistical hypothesis test in which the area of rejection is on both ends of the sampling distribution, allowing for testing of deviations in both directions.