15 points!
What are the independent, dependent and controlled variables in the following investigation?

-Mayra tested three brands of conditioner to see which made her hair feel softest.

Respuesta :

Answer:

ind: type of conditioner used

dep: how soft the hair is

controlled: type of shampoo used

Explanation:

 ind- the variable that the person doing the experiment chages

 dep- the variable that changes due to the change in the ind variable

cont-doesn't change