What Does Sober and Wilson's (1998)notion of Group Selection Propose

question 52

Multiple Choice

What does Sober and Wilson's (1998) notion of group selection propose?

• A) Helping may be based on social connections rather than genetic relatedness.
• B) Helping occurs when the rewards of helping are equal to the costs of not helping.
• C) As the size of a group increases,helping behaviours decrease.
• D) Groups are more likely to invoke reciprocal altruism than are individuals.

---

Definitions:

Variability

A measure of how much scores in a data set differ from each other and from the mean, indicating the spread or dispersion of the data points.

Sample Means

The arithmetic average of a set of values or measurements taken from a sample of a larger population.

Z-test

An analytical procedure in statistics that checks for differences between the means of two groups when the variances are established and there is a considerable number of samples.

Standard Error

A measure of the dispersion or variation of the sampling distribution of a statistic.