Mathematics, 28.10.2019 22:31 Doremon
The lifetime, in years, of a certain type of pump is a random variable with probability density function what is the probability that a pump lasts more than two years? what is the probability that a pump lasts between two and four years? find the mean lifetime. find the variance of the lifetimes. find the cumulative distribution function of the lifetime. find the median lifetime. find the 60th percentile of the lifetimes.
Answers: 2
Mathematics, 21.06.2019 18:20
The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.
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What is the expression in factored form? 3x^2 + 18x + 24 a. 3(x+2)(x+4) b. 3(x-2)(x+4) c. 3(x-2)(x-4) d. 3(x+2)(x-4)
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Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.
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The lifetime, in years, of a certain type of pump is a random variable with probability density func...
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