A Study Suggests That 14

question 64

Multiple Choice

A study suggests that 14.7% of all four-digit personal identification numbers, or PIN codes, have a repeating-digits format such as 2525. Assuming this to be true, if the PIN codes of four people are
Selected at random, what is the probability that at least one of them will have repeating digits?

• A) 0.5880
• B) 0.4706
• C) 0.5294
• D) 0.4120

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Definitions:

Skin Conductance

A measure of the electrical conductivity of the skin, which varies with its moisture level and is used as an indication of psychological or physiological arousal.

EKG

A medical test that measures the electrical activity of the heart to identify heart conditions.

EEG

EEG, or electroencephalogram, is a non-invasive test that measures electrical activity in the brain and is used in diagnosing brain disorders.

Subjective Well-being

An individual's self-perceived happiness or contentment, encompassing both emotional reactions and cognitive judgments.