desmason7368 desmason7368
  • 10-11-2022
  • SAT
contestada

In a study of cell phone use and brain hemispheric​ dominance, an Internet survey was​ e-mailed to 2473 subjects randomly selected from an online group involved with ears. 1181 surveys were returned. Construct a 90​% confidence interval for the proportion of returned surveys.

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