The Probability of Correctly Predicting the Outcome of a Coin $\surd$

question 65

Multiple Choice

The probability of correctly predicting the outcome of a coin toss is p = ½.What is the standard deviation of the normal approximation to the binomial distribution for the number of correct predictions in a series of 100 tosses?

• A)50
• B)\(\surd\)50
• C)25
• D)5

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Definitions:

Amplitude

The extent of displacement of a wave or oscillation, indicative of the wave's energy or intensity.

Middle Ear

the portion of the ear internal to the eardrum and external to the cochlea, containing the ossicles, which transmit sound vibrations to the inner ear.

Tiny Bones

Small bones, particularly referring to the 3 bones located in the middle ear known as the malleus, incus, and stapes, essential for hearing.

Audible Range

refers to the range of sound frequencies that can be heard by the human ear, typically from 20 Hz to 20,000 Hz.