In a Statistic Class,10 Scores Were Randomly Selected with the Following

question 97

Multiple Choice

In a statistic class,10 scores were randomly selected with the following results were obtained: 74,73,77,77,71,68,65,77,67,66 What is the mean?

• A)71.5
• B)72.0
• C)77.0
• D)71.0
• E)73.0

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Definitions:

Energy Quality

A measure of an energy source's ability to do useful work; high-quality energy can be converted to work with high efficiency.

Sunlight

is the natural light of the sun, essential for photosynthesis in plants and influencing Earth's climate and weather patterns.

Electromagnetic Radiation

A form of energy that is propagated through space or through a material medium in the form of electromagnetic waves, such as light, radio waves, and X-rays.

Ultraviolet Waves

Electromagnetic waves with wavelengths shorter than visible light, harmful to skin and eyes but essential for Vitamin D synthesis in humans.