Jamila Is Very Happy Because She Had a Lot of Fun

question 21

Multiple Choice

Jamila is very happy because she had a lot of fun playing with her friends after school.When she goes home,her mood makes her parents happier at dinner,and they decide to take her out for ice cream.This situation is best explained by

• A)the ecological perspective.
• B)the psychoanalytic perspective.
• C)the dynamic systems perspective.
• D)the sociocultural perspective.

---

Definitions:

Snowball Sampling

A non-probability sampling technique where existing study subjects recruit future subjects from among their acquaintances, thus the sample group appears to grow like a rolling snowball.

Random Assignment

Participants are equally likely to experience the experimental or control condition.

Convenience Sampling

a non-probabilistic sampling technique where subjects are selected because of their convenient accessibility and proximity to the researcher.

Shared Environment

The aspects of an environment that individuals living together share, which can influence their development.