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NeX [460]
3 years ago
15

A scientist has a hunch that students learn best when they write down information with a pencil or pen. He organizes his student

s into two groups. Half of his students use pencil use pencil or pen to take notes in class every day and the other half type their notes on their laptops. At the end of the unit, all the students take the test and he looks at their scores to determine the outcome of the experiment. What is the dependent and independent variable? 100 points!!!!
Biology
1 answer:
user100 [1]3 years ago
3 0

Answer:

The correct answer would be :

independent variable : use of pen or pencil

Dependent variable : test scores (test of learning ability)

Explanation:

Independent variable of any scientific investigation or experiment is a variable that is manipulated or changed to see the change in dependent variable. In this case the variable that is changed or manipulated is use of pen or pencil to see that effect on learning ability.

Dependent variable is something that is measured or calculated to find the effect of the independent variable. In this case the dependent variable is test score that will provide idea that if hunch of scientist is true or not.

Thus, the correct answer would be :

independent variable : use of pen or pencil

Dependent variable : test scores (test of learning ability)

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