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Dr. Graham was curious as to whether memory is affected by position during study. Participants were randomly assigned to study a list of 50 words while either laying down on a bed or sitting up at a desk. He then tested both groups to see how many words they could recall. Identify the independent and dependent variables.

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Answer:

Dependent variable: Memory

Independent variable: Position

Step-by-step explanation:

We are given the following in the question:

Dr. Graham was curious as to whether memory is affected by position during study.

He wants to check the effect of position(either laying down on a bed or sitting up at a desk) effects the memory(list of 50 words).

Dependent and independent variable:

  • Dependent variable is affected by the changes in the independent variable.
  • Dependent variable are also known as response variable.
  • Independent variables are the free variables.

For the given study

Dependent variable:

Memory that is determined by the recalling power of list of 50 words.

Independent variable:

Position that is either laying down on a bed or sitting up at a desk

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