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NonaJett NonaJett
  • 08-06-2015
  • Biology
Answered

A student hypothesized that drinking tea would cause an increase in pulse rate. He measured his pulse

20 minutes after drinking a glass of tea. It was 86 beats per minute. State one error in the experiment.

Verified Answer :

Kattay
Kattay Kattay
  • 08-06-2015

The error is that the student didn't check his pulse before drinking tea to compare to, he can't prove something if he doesn't have anything to compare it to

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