The U.S. Commission on Crime randomly selects 600 files of recently committed crimes in an area and finds 380 in which a firearm was reportedly used. Find a $95 \%$ confidence interval for $p$, the true fraction of crimes in the area in which some type of firearm was reportedly used.

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The Answer of The U.S. Commission on Crime randomly selects 600 files of recently committed crimes in an area and finds 380 in which a firearm was reportedly used. Find a $95 \%$ confidence interval for $p$, the true fraction of crimes in the area in which some type of firearm was reportedly used.

The US Commission on Crime Randomly Selects 600 Files of Recently