The Professor of a Business Statistics Class Wanted to Find

question 121

True/False

The professor of a business statistics class wanted to find out the mean amount of time per week her students spent studying for the class.Among the 50 students in her class,20% were freshmen,50% were sophomores and 30% were juniors.She decided to select 2 students randomly from the freshmen,5 randomly from the sophomores and 3 randomly from the juniors.This is an example of a systematic sample.

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Definitions:

Early Childhood

This term refers to the developmental period from birth to 8 years old, focusing on physical, cognitive, and emotional growth.

Activity Level

The degree of physical or mental activity or behavior displayed by an individual or organism.

Parents

Caregivers of offspring in their own species, responsible for providing support, education, and nurturing.

Sleep Terrors

Episodes of screaming, intense fear and flailing while asleep, often paired with difficulty fully waking up.