Researchers want to examine whether writing about the experience of breast cancer increases feelings of hope and optimism.Breast-cancer patients were randomly assigned to one of two essay conditions: writing about their breast cancer or writing about their everyday tasks.The independent variable in this experiment would be:

Question

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The independent variable in this experiment is the essay conditions, as this is the variable that is being manipulated by the researchers to see how it affects the dependent variable (feelings of hope and optimism). The other options listed are either the dependent variable (A) or extraneous variables that are being controlled for (B and C).

Researchers Want to Examine Whether Writing About the Experience of Breast