Mathematics, 25.12.2019 06:31 sylvia47
The lifetime of a mechanical assembly in a vibration test is exponentially distributed with a mean of 500 hours. if an assembly has been on test for 500 hours without a failure, what is the probability of a failure in the next 100 hours?
b) a metabolic defect occurs in approximately 5% of the infants born at a hospital. six infants born at the hospital are selected at random. what is the probability that exactly two have the metabolic defect?
Answers: 3
Mathematics, 22.06.2019 01:40
Which statement is true about the extreme value of the given quadratic equation? a. the equation has a maximum value with a y-coordinate of -21. b. the equation has a maximum value with a y-coordinate of -27. c. the equation has a minimum value with a y-coordinate of -21. d. the equation has a minimum value with a y-coordinate of -27.
Answers: 1
Mathematics, 22.06.2019 02:00
An amusement park manager determined that about 23 of all customers would wait in long lines to ride the new roller coaster. which simulation could not be used to answer questions about whether a customer would wait?
Answers: 1
Mathematics, 22.06.2019 02:50
The angle of depression from the top of the tree to the tip of the shadow is 25°. find the height of the tree to the nearest tenth. a. 16.8 feet b. 18.2 feet c. 23.4 feet d. 39.7 feet
Answers: 2
Mathematics, 22.06.2019 04:10
Which expression is equivalent to the square root of 2 multipllied by 5 divided by 18
Answers: 2
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