1. An experiment was carried out to determine whether drinking caffeinated soda
increases pulse rate. The pulse rates of two groups of people at rest were
measured. Group A was then given caffeinated soda and group B was given
caffeine-free soda. One hour after drinking the soda, the pulse rates were
measured
Independent variable:
Dependent Variable:
The independent variable is whether The dependent variable is the two groups
drinking caffeinated soda ncreases pulse of people at rest
rate
Answers: 1
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1. An experiment was carried out to determine whether drinking caffeinated soda
increases pulse rat...
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