It a Recent Study of College Students Indicated That 30

question 73

Multiple Choice

It a recent study of college students indicated that 30% of all college students had at least one tattoo. A small private college decided to randomly and independently sample 15 of their students and ask if they have a tattoo. Find the standard deviation for this binomial random variable. Round to the nearest hundredth when necessary.

• A) 4.5
• B) 10.5
• C) 3.15
• D) 1.77 4.5 The Poisson Random Variable (Optional)
• 1 Find Probability

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Definitions:

Golgi Tendon Reflex

A protective reflex mechanism that prevents muscle damage during excessive force by causing muscle relaxation.

Reciprocal Innervation

The coordination of muscle groups achieved through the activation of one muscle and the simultaneous inhibition of its antagonist.

Obturator Nerve

A nerve in the pelvic region that innervates the adductor muscles of the thigh.

Adduct Thigh

To adduct the thigh means to move the thigh inward towards the median axis of the body, a movement controlled by adductor muscles.