Question

what effect does food color have on the amount of food fish eat? independent variable: dependent variable: hypothesis:

Answer 1

The independent variable is the variable being tested - different colours are being tested

The dependent variable is the variable being measured - the quantity of food eaten in this case

A hypothesis could be that the volume of food eaten depends significantly on the colour of food (the fish will prefer a particular colour. Or hypothesize that the amount eaten does not depend of the colour of the food