A Professor Finds That the Students Scored a 76 ±

question 56

Multiple Choice

A professor finds that the students scored a 76 ± 8 (M ± SD) on the final exam.On this exam,a score of 90 is an A. Assuming these data are normally distributed, what is the z score for 90 (the cutoff for an A) ?

• A) 1.75
• B) 1.50
• C) 1.25
• D) There is not enough information to answer this question.

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Definitions:

Pulse Oximetry

A noninvasive method for monitoring a person's oxygen saturation in the blood.

Respirations

The act or process of inhaling and exhaling air in order to exchange oxygen for carbon dioxide in the body's cells.

IV Infusion

The administration of liquid substances directly into a vein through an intravenous line as a therapeutic treatment.

Apical-Radial Pulse

The measurement of heartbeats felt at the apex of the heart and the radial artery simultaneously to assess pulse rate discrepancy.