Science-Nature-02-ID
Mr. Ciencio's 5th-grade class is conducting an experiment to determine the effect of sleep deprivation on student test scores. The ______________ variable is the amount of sleep.
- dependent
- controlled
- observed
- independent
Mr. Ciencio's 5th-grade class is conducting an experiment to determine the effect of sleep deprivation on student test scores. The ______________ variable is the amount of sleep.