Physics

27 February, 19:00

Justin designed an experiment to find out how running up bleachers affects his heart rate. First he records his resting

heart rate and then runs up the bleachers 10 times. Each time he reaches the top, he records his heartrate then rests 20

minutes.

Which is involved in Justin's experiment?

replication

repetition

both repetition and replication

neither repetition nor replication

+3

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