Identifying Variables from Hypotheses

In the hypothesis: "IF DOGS ARE FED TREATS, THEN

THEY WILL BARK LESS", the brand of treats given to the doggies represents a(n) :

• independent variable

• dependent variable

• constant variable

In the hypothesis: "IF CHOCOLATE IS GIVEN TO TEACHERS, THEN THE AMOUNT OF HOMEWORK WILL DECREASE.", the chocolate given to the teachers represents a(n):

• independent variable

• dependent variable

• constant variable

In the hypothesis: "IF TREES HAVE LEAVES, THEN BIRD NESTS WILL INCREASE.", the amount of bird nests represents a(n):

• independent variable

• dependent variable

• constant variable

In the hypothesis: "IF FOODS WITH CALCIUM ARE EATEN, THEN BONE STRENGTH WILL INCREASE.", bone strength represents a(n):

• independent variable

• dependent variable

• constant variable

In the hypothesis: "HYPERACTIVITY IS UNRELATED TO EATING SUGAR.", the intake of a high carbohydrate meal represents a(n):

• independent variable

• dependent variable

• constant variable

In the hypothesis: " Lemon trees receiving the most water produce more lemons.", the amount of water represents a(n):

• independent variable

• dependent variable

• constant variable

In the hypothesis: "Tio Nacho shampoo does not make my hair blonder.", the number of weekly hair washes represents a(n):

• independent variable

• dependent variable

• constant variable