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The time it takes to hand carve a guitar neck is uniformly distributed between 104 and...

The time it takes to hand carve a guitar neck is uniformly distributed between 104 and 152 minutes. Determine the standard deviation of the completion time for carving the guitar neck.

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Answer #1

Solution :

Given that,

a = 104

b = 152

standard deviation =  (b - a)2 / 12 = (152- 104)2 / 12 = 13.856

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