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The Haven Haptic X team is testing specs for the new device. They gathered battery life data from a random sample of 52 devices, got

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The Haven Haptic X team is testing specs for the new device. They gathered battery life data from a random sample of 52 devices, got a point estimate of 4.5 hours with a standard deviation of 1.1 hours, and chose a confidence level of 95%. Help them construct the confidence interval: = ( + 0.3) = hours

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