To Estimate Probabilities, Set Up a Fraction with the Number

question 21

Multiple Choice

To estimate probabilities, set up a fraction with the number of _________ in the numerator and the number of _________ in the denominator.

• A) successes, failures
• B) possible outcomes, successes
• C) failures, successes
• D) successes, possible outcomes

---

Definitions:

Attachment Figure

An individual who provides a child with emotional and physical security, often a parent or primary caregiver.

Social Smile

A smile that occurs in response to a human voice or face.

Human Voice

The sound produced by humans using the vocal folds for talking, singing, laughing, crying, screaming, etc.

Human Face

The front part of a person's head, including the forehead, eyes, nose, mouth, and jaw, used for expression and identification.