Question

What is deliberately changed in a scientific experiment?

Select one:
O a. control group
O b. experimental variable
O C.
O d. hypothesis
O e. test
control variable

Answer 1

What is deliberately changed in a scientific experiment is:

b. experimental variable

Step-by-step explanation:

The experimental variable, also known as the independent variable, is the factor or condition that the experimenter manipulates or deliberately changes to observe its effect on the dependent variable.