A Coin Is Tossed 20 Times

question 13

Multiple Choice

A coin is tossed 20 times. A person, who claims to have extrasensory perception, is asked to predict the outcome of each flip in advance. She predicts correctly on 11 tosses. What is the probability of being correct 11 or more times by guessing? Does this probability seem to verify her claim?

• A).0871 , yes
• B).4129 , yes
• C).4129 , no
• D).0871 , no

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Definitions:

Safety Teaching

Educating patients and their families on how to avoid injuries and prevent accidents within a healthcare context or at home.

Tingling and Numbness

Sensations often described as pins and needles that can indicate a range of conditions, from nerve damage to systemic diseases.

Wrist Restraint

A device or method used to restrict the movement of the wrists to prevent harm or disrupt medical treatment, typically used in healthcare settings.

Abdominal Aortic Aneurysm

An enlargement of the lower part of the aorta, the major blood vessel supplying blood to the body, that occurs in the abdomen and can lead to life-threatening bleeding if it bursts.