Answer:
The dependent variable is the growth rate of the plant. The independent variable is the type of fertilizer used over time. There will be three groups of tomato plants raised from seed: one group will be a control group without any fertilizer, the second group will be planted in soil with artificial fertilizer, and the third group will be planted in soil with compost. The height of the plants will be measured every five days, over a 30-day period.
Explanation:
This is for plato " introduction to biology "
when we conduct an experiment, we consider two types of variable such as independent variable which can be changed, and the dependent variable is what changes because of independent variable.
An independent variable what we manipulate or variable agent in an experimental study.
It can be explanatory variables manipulated by researchers, predictor variables, Right-hand-side variables.
A dependent variable in which a change has been observed due to the effect of changes in independent variable manipulation. we can measure the outcome.
Dependent variables are also referred as Response variables, outcome variable and left hand side variable.
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