Question

A scientist grew bacteria in a petri dish in her lab. she wanted to find out if the bacteria would grow faster in petri dish a or petri dish b. after 24 hours, she observed how many bacteria were present in each dish.

what are the independent and dependent variables in this experiment?

Answer 1

The independent variable is not depending on anything. For this question, the independent variable is bacteria growth. The dependment variable depends on some thing. For this question the dependent variable is different petri dishes.