The Resting Heart Rates for a Group of Men Involved

question 41

Multiple Choice

The resting heart rates for a group of men involved in a clinical trial of a new medication were recorded at the beginning of the study. The results in beats per minute were 70, 87, 66, 67, 75, 78, 78, 82, 71, 74, 82, and 69.9. Calculate the mean, the median, and the mode of the resting heart rates of the group.

• A) Mean: 69.9 beats/minute; median: 78.0 beats/minute; mode: 78 beats/minute
• B) Mean: 70.9 beats/minute; median: 79.0 beats/minute; mode: 79 beats/minute
• C) Mean: 71.9 beats/minute; median: 80.0 beats/minute; mode: 80 beats/minute
• D) Mean: 72.9 beats/minute; median: 81.0 beats/minute; mode: 81 beats/minute
• E) Mean: 73.9 beats/minute; median: 82.0 beats/minute; mode: 82 beats/minute

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Definitions:

Premature

Occurring or done before the usual or proper time; too early.

United States

A country in North America consisting of 50 states, a federal district, and several territories.

Gray Matter

A component of the central nervous system consisting of neuronal cell bodies, neuropil (dendrites and axons), glial cells, and capillaries, which is critical for processing information in the brain.

Cognitive Functions

The intellectual processes that include thinking, reasoning, problem-solving, perception, and memory.