When researchers manipulate a variable in a study, they are carrying out a(n) – . The manipulated variable is often called the – variable. A manipulated variable always has more than one level, or – . Researchers measure the – variable to determine the effect of the manipulated variable on it. Researchers often keep certain other factors constant on purpose. This kind of variable is called a(n) – variable.

debating and finalizing the detail of the policy

south, because if you took a map you would see texas is directly in the middle of east and west, but it is also downwards towards mexico, therefore it is south

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when you sing louad enough the vibration of you voice is able to shatter glass so yes vibration is your answer

if this mark brainliest i wolud be happy and have a great day you!

answerbasic anxiety;