Friends Will Be Called,one After Another,and Asked to Go on a Weekend

question 65

Multiple Choice

Friends will be called,one after another,and asked to go on a weekend trip with you.You will call until one agrees to go (A) or four friends are asked.What is the tree diagram for the sample space for this experiment?

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Definitions:

Epiglottis

Tissue flap that folds down to prevent food from entering the trachea during swallowing.

Glottis

Opening formed when the vocal cords relax.

Respiratory Cycle

One inhalation and one exhalation.

Inhalation

The process of drawing air into the lungs, a vital part of the respiratory cycle that allows for oxygen absorption into the bloodstream.