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The blood press sure of a solider is measured when he is resting. The same solidger is then exposed to a stressful environment and his blood pressure is measured again. IDENTIFY the independent. Dependent
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The blood press sure of a solider is measured when he is resting. The same solidger is then exposed to a stressful environment and his blood pressure is measured again. IDENTIFY the independent. Dependent and constant variable.

My question is what is the CONTROL VARIABLE???? PLZZZ HELP

User Noris
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Answer:

The control variable is the soldier.

Step-by-step explanation:

The same soldier is used throughout the test

User Libertylocked
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