A Study Found Statistically Significant Results for a Hypothesis Tested

question 50

Multiple Choice

A study found statistically significant results for a hypothesis tested with an independent-samples t test.The author of the study reported her effect size for the test as 0.87.According to Cohen's convention, this effect size is considered:

• A) small.
• B) medium.
• C) large.
• D) to have no overlap.

---

Definitions:

Cultural Replication

The transmission and perpetuation of cultural beliefs, practices, and artifacts from one generation to another.

Industrialized Countries

Nations that are characterized by a significant level of industrial activity, advanced technological infrastructure, and higher living standards compared to developing countries.

Substage

A division or phase within a larger stage of development or process, often used in developmental psychology to describe steps in cognitive growth.

Sensorimotor Period

A stage in Piaget's theory of cognitive development, from birth to about 2 years, where infants learn through interacting with the environment.