A University Has 10,000 Students of Which 3000 Are Male

question 4

Multiple Choice

A university has 10,000 students of which 3000 are male and 7000 are female. If a class of 30 students is chosen at random from the university population, find the mean and variance of the number of male
Students.

• A) Mean = 12, Variance = 12
• B) Mean = 9, Variance = 6.3
• C) Mean = 6, Variance = 1.8
• D) Mean = 6.3, Variance = 9

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Definitions:

Colorblindness

A genetic or acquired inability to see color or differentiate colors, affecting the perception of hues.

Proprioceptive Feedback

A type of sensory information that provides input on the position and movement of one's body parts, critical for coordinating movements and maintaining posture.

Kinesthetic Sense

The ability to sense body position and movement, also known as proprioception, which helps in coordinating motor functions.

Vestibular Senses

The sensory system that provides the leading contribution to the sense of balance and spatial orientation for coordinating movement with balance.