is needed 4-139. Continuation of Exercise 4-138. Assume that the standard deviation of
Chapter 4, Problem 4-139(choose chapter or problem)
is needed? 4-139. Continuation of Exercise 4-138. Assume that the standard deviation of the size of a dot is 0.0004 inch. If the probability that a dot meets specifications is to be 0.9973, what specifications are needed? Assume that the specifications are to be chosen symmetrically around the mean of 0.002.
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