The probability distribution function of a study is given as f(x) = { 2x k(x² – 1)3 ;2< x< 4 ; otherwise Determine P(2.5sx<4) a. 0.9866 b. 0.8866 c. 0.08866 d. None of the above Determine the mean. а. 3.59 b. 2.59 с. 3.29 d. None of the above Determine the variance. a. 0.129 b. 6.30 c. 2.191 d. None of the above Determine the Standard Deviation а. 2.51 b. 0.359 с. 1.480 d. None of the above Determine P(x=2 ) a. 0.50 b. 0.25 С. О d. 0.75

The probability distribution function of a study is given as f(x) = { 2x k(x² – 1)3 ;2< x< 4 ; otherwise Determine P(2.5sx<4) a. 0.9866 b. 0.8866 c. 0.08866 d. None of the above Determine the mean. а. 3.59 b. 2.59 с. 3.29 d. None of the above Determine the variance. a. 0.129 b. 6.30 c. 2.191 d. None of the above Determine the Standard Deviation а. 2.51 b. 0.359 с. 1.480 d. None of the above Determine P(x=2 ) a. 0.50 b. 0.25 С. О d. 0.75

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter8: Sequences, Series, And Probability

Section8.7: Probability

Problem 39E: Assume that the probability that an airplane engine will fail during a torture test is 12and that...

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