Percentage of time-operating limit

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A television manufacturer is studying television remote control usage. One of the criteria they are measuring is the distance at which people attempt to activate the television set with the remote control. They have discovered that the activation distances are normally distributed with a mean distance of 6 feet and a standard deviation of 2.75 feet. If a remote's maximum range is 10 feet, what percentage of the time will users attempts to operate the remote outside of its operating limit?

Reference no: EM1393520

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