What is the percentage of gamers who played less

Reference no: EM13191790

The mean number of hours a month that a certain group of video gamers playes online was 240. If the distribution of hours can be closely approximated by a normal curve with a standard deviation of 20 hours, what is the percentage of gamers who played less than 280 hours.

Reference no: EM13191790

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What is the percentage of gamers who played less : The mean number of hours a month that a certain group of video gamers playes online was 240. If the distribution of hours can be closely approximated by a normal curve with a standard deviation of 20 hours, what is the percentage of gamers who pla..

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