Consider the Experiment of Tossing a Fair Coin Three Times

question 137

Multiple Choice

Consider the experiment of tossing a fair coin three times and observing the number of heads that result (X = number of heads) .What is the standard deviation for this distribution?

• A)1.5
• B)1.22
• C)0.75
• D)0.87

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Definitions:

Confirmation Bias

The inclination to view new information as support for one's pre-existing opinions or hypotheses.

Fallacy of Popular Appeal

A logical fallacy that argues something is true because it is widely believed or accepted by many people.

Evolutionary Theory

A scientific theory that explains the diversity of life on Earth through the process of natural selection and genetic variation.

Earth is Flat

A debunked belief that the Earth's shape is a plane or disk, contrary to overwhelming scientific evidence of its roundness.