I a Random Variable May Be Either Discrete or Continuous

question 109

Multiple Choice

i. A random variable may be either discrete or continuous.
ii. If Unique Buying Services has 100 employees, there might be 0, 1, 2, 3 up to 100 employees
Absent on Monday. In this case, the day of the week is the random variable.
iii. A discrete variable may assume fractional or decimal values, but they must have distance
Between them.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) is a correct statement but not (ii) or (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements.

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Definitions:

Association Cortex

Areas of the cerebral cortex that integrate information from various parts of the brain to perform complex cognitive tasks.

Stimulation Probe

A stimulation probe is a device or instrument used to apply electrical or other forms of stimulation to biological tissues, often for research or therapeutic purposes.

Swirls

Patterns or shapes characterized by spirals or circular twists.

Frontal Lobes

The part of the cerebral cortex involved in reasoning, motor control, emotion, and language.