Questions 4.29 and 4.30 out-of-ward oror belowe the 2-tsafter ased uponplan. An57 hoursonfidencein-time-to-8. 0970b. 37%d. 50%4.28. If the probability density function of somemeasurements is found to be 0.02X for Xs in theinterval of 0 to 10, what is the probability that ameasurement will be between 4 and 57a. 0.01b. 0.054.29. Given:f(x)a. 5,5b. 5, 1Then X has a mean and a standard deviation of:a. 0.998b. 0.9998c. 0.09d. 0.20c. 0.9999d. 0.999X5 for x ≥ 04.30. The length of life of a transistor is exponentiallydistributed with a failure rate of 0.002 failuresper 10,000 hours. The reliability of the transistorfor 1,000 hours is:MacBook Airc. 1,5d. 0, 1&awLITIALL OF WAWALLACONCEPTSSTATISTICAL

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

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The lifetime, X, of a CPU in the Edsel computer, measured in months, has the following probability density function: f(x)= 338 x3 for x ≥ 13 and 0 otherwise. g) What is the expected value of 1/X? h) What is the probability that X is less than its expected value? i) What is the expected value of the square root of X?
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9. Given: f(x) = a. 5,5 b. 5, 1 1 e for x ≥ 0 5 Then X has a mean and a standard deviation of: c. 1,5 d. 0, 1