In Vaillant's Original Study,which of the Following Variables Are Characteristics

question 310

Multiple Choice

In Vaillant's original study,which of the following variables are characteristics of subjects who were classified as happy-well?

• A)years of education and marriage stability
• B)an easygoing temperament and strong cognitive skills
• C)authoritative parental upbringing and low social problem-solving
• D)years of prosocial behavior and high altruism

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Definitions:

Bivariate Distributions

Statistical distributions involving two random variables and their joint probability.

P(x,y)

Represents the joint probability of two events, X and Y, occurring together.

Poisson Distribution

A probability distribution that expresses the probability of a given number of events occurring in a fixed interval of time or space, assuming these events happen with a known constant mean rate and independently of the time since the last event.

Standard Deviation

An assessment of the range or distribution spread within a set of numbers.