Percent of marriages end in divorce
Forty-three percent of marriages end in divorce. You randomly select 15 married couples. Find the probability exactly 5 of the marriages will end in divorce.
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If Mamma Temte sells he pies for $4 each, what is her expected profit for a day's worth of pies? {Assume that any leftover pies are given away]
justify that each cross fertilization of the red-and white flowered plants is a bernouli trial , let X be the number of red flowered plants in 5 pairs of the cross-fertilized
According to the mendelian theory of inherited characteristics, a cross fertilization of related species of red-and-white flowered plants produces a generation whose offspring contain 25% red flowered plants, suppose that a horticulturist wishes t
Tire and Auto Supply is considering a 2-for-1 stock split. Before the transaction is finalized, at least two-thirds of the 1,200 company stockholders must approve the proposal. To evaluate the likelihood the proposal will be approved, the CFO sele
The probability density function of the random variable x is given by f(x)= (3/2)x^2, -1<x<1, 0 elsewhere. Find the cumulative distribution function of the random variable X.
Let the cumulative distribution function of the random variable Y be given by
In the following functions, evaluate c so that f(x) will be the probability density function:
According to Chemical Engineering Progress (Nov. 1990) approximately 30% of all pipework failures in chemical plants are caused by operator error.
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