The Principal of a High School Randomly Selected 30 Students

question 62

Essay

The principal of a high school randomly selected 30 students to take a math test.Of the 30 students who wrote the test,19 scored more than 75%,4 scored exactly 75%,and 7 scored below 75%.Perform a sign test to determine if the median score is greater than 50% using a 1% level of significance.

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Definitions:

Free Radicals

Unstable atoms or molecules that can damage cells, contributing to aging and various diseases, caused by environmental factors and normal metabolic processes.

Disabilities

Conditions that limit a person’s physical, mental, or sensory abilities, affecting their daily life and potentially requiring special accommodations.

Life Expectancy

The average duration an individual or population is expected to live, often used as an indicator of the health and well-being of a society.

Longevity

The duration or length of an individual's life or existence, often studied in the context of seeking to extend the healthy lifespan.