$$\text { Find the value of the test statistic } z \text { using } z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } } \text {. }$$

question 28

Multiple Choice

$$\text { Find the value of the test statistic } z \text { using } z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } } \text {. }$$ pqn A claim is made that the proportion of children who play sports is less than 0.5, and the
Sample statistics include n = 1320 subjects with 30% saying that they play a sport.

• A)14.53
• B)29.66
• C)−29.66
• D)−14.53

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Definitions:

Cognitive Equilibrium

A state of mental balance where individuals' experiences are in harmony with their understanding and expectations, according to Piaget's theory of cognitive development.

Mental Balance

A state of psychological stability where thoughts, emotions, and actions are in harmony, often associated with well-being and coping skills.

Thought Processes

The ways in which individuals reason, reflect, evaluate, and form judgments.

Psychoanalytic Theory

A psychological theory originated by Sigmund Freud that emphasizes unconscious mental processes in influencing behavior.