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Question: In order for a circuit board to work, seven identical chips must be in working order. To improve reliability, an additional chip is included in the board, and the design allows it to replace any of the seven other chips when they fail.
(a) Find the probability p that the board is working in terms of the probability p that an individual chip is working.
(b) Suppose that ncircuit boards are operated in parallel, and that we require a 99.9% probability that at least one board is working. How many boards are needed?
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shelias measured glucose level one hour after a sugary drink varies according to the normal distribution with ? 134
a manufacturing company is modernizing its operations for which it is planning to upgrade a manual assembly operation
If the Sum of Squares for Treatments (SST) is 10% of SS(Total), and the Sum of Squares for Blocks (SSB) is 20% of SS (Total), find the F values for this experiment.
a statistics professor finds that when she schedules an office hour for student help an average of 3.7 students arrive.
Bill Russ, the production manager at Ross Co., maintains detailed records on number of times each machine breaks down and requires service all through the week. Bill records show that the Puret grinder has required repair service according to the ..
explain what it means for two events to be mutually exclusive. give an example of two mutually exclusive events and two
A coil of heavy open chain is used to reduce the stopping distance of a sled that has a mass M and travels at a speed of v0. Determine the required mass per unit length of the chain needed to slow down the sled to within a distance if the sled is ..
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Most of the ideas of error analysis have important applications in many different fields. This applicability is especially true for the square-root rule.
would this prove that they are exceeding their goal, using = .025?
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