Exhibit 4-1

question 66

Multiple Choice

Exhibit 4-1.Two hundred people were asked if they had read a book in the last month.The accompanying contingency table,cross-classified by age,is produced. Refer to Exhibit 4-1.Given that a respondent read a book in the last month,the probability that he/she is at least 30 years old is closest to ________.

• A)0.33
• B)0.46
• C)0.65
• D)0.88

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Definitions:

Pronation

The rotation of the hand or forearm so that the palm faces downwards or backwards, or the inward roll of the foot during normal motion.

Depression

A mental health disorder characterized by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.

Elevation

Movement of a structure in a superior direction.

Inversion

The movement or position in which the sole of the foot is turned inward, opposite of eversion.