It Is Known That 20% of All Students in Some

question 100

Multiple Choice

It is known that 20% of all students in some large university are overweight, 20% exercise regularly and 2% are overweight and exercise regularly.What is the probability that a randomly selected student is either overweight or exercises regularly or both?

• A)0.40
• B)0.38
• C)0.20
• D)0.42
• E)0.10

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Definitions:

Plasma

The liquid component of blood that carries cells and proteins throughout the body, consisting mostly of water, electrolytes, and proteins.

Proteins

Large biomolecules consisting of one or more long chains of amino acid residues, crucial for the structure, function, and regulation of the body's tissues and organs.

Fibrinogen

A soluble plasma glycoprotein that is converted to fibrin in the blood clotting process, playing a key role in wound healing.

Fibrin

A protein involved in blood clotting, formed from fibrinogen through the action of the enzyme thrombin.