. week to have only percent chance of running short of this brand...

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week to have only percent chance of running short of this brand 6.26 The lifetimes of a particular brand of DVD player are normally distributed with a mean of eight years and a standard deviation of six months. Find each of the following probabilities where x denotes the lifetime in years. In each case, sketch the probability. a P(7 5 x59) e P( x = 7) b P( 8.5 - x - 9.5) f P(x 27 ) C P(6.5 < x- 7.5) g P(x = 10) d P(x 2 8) h P(x > 10) 27 United Motors claims that one of its cars, the Starbird 300, gets city driving mileages that are f I et r denote the

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Image transcription text

week to have only percent chance of running short of this brand 6.26 The lifetimes of a particular brand of DVD player are normally distributed with a mean of eight years and a standard deviation of six months. Find each of the following probabilities where x denotes the lifetime in years. In each case, sketch the probability. a P(7 5 x59) e P( x = 7) b P( 8.5 - x - 9.5) f P(x 27 ) C P(6.5 < x- 7.5) g P(x = 10) d P(x 2 8) h P(x > 10) 27 United Motors claims that one of its cars, the Starbird 300, gets city driving mileages that are f I et r denote the

... Show more