a. Is if safe to estimate the proportion of circuits that fail below 1200h?

b. What is this proportion?

  

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2. The failure time in hours of 10 LSI memory devices follows: 1210, 1400, 1695, 1900, 2105, 2230, 2250, 2500 and 2625. (5 points) The data is plotted on a normal probability plot below. Probability Plot of Failure Times Extended Normal - 95% CI 99.9 Mean 2083 StDev 497.6 99 N 100 AD 0.232 95 P-Value 0.796 Percent 88288922 24 90 40 30 20 5 1 0.1 0 1000 1200 2000 Failure Times Extended 3000 4000 2. The failure time in hours of 10 LSI memory devices follows: 1210, 1400, 1695, 1900, 2105, 2230, 2250, 2500 and 2625. (5 points) The data is plotted on a normal probability plot below. Probability Plot of Failure Times Extended Normal - 95% CI 99.9 Mean 2083 StDev 497.6 99 N 100 AD 0.232 95 P-Value 0.796 Percent 88288922 24 90 40 30 20 5 1 0.1 0 1000 1200 2000 Failure Times Extended 3000 4000

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Answer from the given data Mean 2083 std ... View the full answer