Question: use the sample data and confidence level given below to complete parts a through d in a study of cell phone use and brain hemispheric

use the sample data and confidence level given below to complete parts a through d in a study of cell phone use and brain hemispheric dominance an internet survey eas emailed to 2334 subjects randomly selected from an online group involved with ears 937 surveys were returned construct a 99% confidence interval for the proportion of returned surveys find the best points estimate of the population proportion p round to three decimals places as needed

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