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Mathematics, 16.11.2019 07:31 nathang444
The specification for the pull strength of a wire that connects an integrated circuit to its frame is 10 g or more. in a sample of 83 units made with gold wire, 70 met the specification, and in a sample of 115 units made with aluminum wire, 98 met the specification. find a 99% confidence interval for the difference in the proportions of units that meet the specification between units with gold wire and those with aluminum wire.
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The specification for the pull strength of a wire that connects an integrated circuit to its frame i...
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