A Recent Study Claimed That at Least 15% of Junior $\alpha$

question 111

Essay

A recent study claimed that at least 15% of junior high students are overweight. In a sample of 160 students, 18
were found to be overweight. If α $\alpha$ = 0.05, test the claim using confidence intervals.

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Definitions:

Cognitive Processes

Mental activities involved in acquiring, storing, retrieving, and using information, including perception, memory, thinking, and problem-solving.

Motivation Process

The psychological phenomena that initiate, guide, and maintain goal-oriented behaviors, involving needs, desires, and ambitions in individuals.

Energized

The state of being filled with energy and vitality; physically and mentally revitalized.

Maslow's Hierarchy

A theory in psychology proposing that people are motivated to fulfill basic needs before moving on to other, more advanced needs.