Failure density function
If you have four similar elements in active parallel with a time to failure density function of f(t)=0.005e^-0.005t what is the required mission time if t=300 hrs?
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What value would you expect to find for the mean of all these sample means? (Give your answer correct to nearest whole number.) What value would you expect to find for the standard deviation of all these sample means?
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At the end of each year, th amount in the account is 1.05 times the amount at the beginning of the year. Write a MATLAB program with a for loop to calculate the amount in the account after 10, 20, and 30 years.
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There is concern that the settings of the machine producing the nails have charged. To test the claim, twelve nails were sampled. The mean of the sample is 41.5 and the standard deviation is 1.784. To test the claim 0.02 significance level, what i
(a) If the player comes to rest at third base, how much work was done on the player by friction? (b) What was the coefficient of kinetic friction between the player and the ground?
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