A scientist collected the following set of data to examine the effects of exercise on patients' heart rates.
Patients were tasked with running 1 mile everyday for three days in the presence of the scientists. They were required to run the entire mile and were not allowed to walk. At the end of each mile run, the scientists measured the heart rates of the patients. Which of the following conclusions can be drawn from this data?

Question

A scientist collected the following set of data to examine the effects of exercise on patients' heart rates.
 Patients were tasked with running 1 mile everyday for three days in the presence of the scientists. They were required to run the entire mile and were not allowed to walk. At the end of each mile run, the scientists measured the heart rates of the patients. Which of the following conclusions can be drawn from this data?

Quizplus · Accepted Answer

From the data, it is clear that the heart rate of patients after running was much higher than their resting heart rates.
There is no information provided about the pace at which the patients ran the miles.
While it is certainly possible, and even likely, that running the miles increased the patients' fitness levels, there is no data provided above to support this claim.

A Scientist Collected the Following Set of Data to Examine