Respuesta :

The problem with using correctional research to establish cause-and-effect is that C. it does not involve manipulation of factors.

Correlation research.

  • Allows you to find out the relationship between two variables.
  • Does not tell much about whether these variables cause each other.

It cannot tell cause because the variables are not manipulated in the study to tell if the variables had any effect on the other. As there was no manipulation, there isn't any definitive proof that there is causation.

Find out more on issues with correlational research at https://brainly.com/question/20478681.

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