Mathematics, 02.12.2019 23:00

# The joint probability density function of x and y is given by f(x, y) = c(y 2 − x 2 )e −y , −y ≤ x ≤ y, 0 < y < [infinity] (a) find c. (b) find the marginal densities of x and y . (c) find e[x].

Answers: 3

Mathematics, 04.02.2019 06:57

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

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Mathematics, 03.02.2019 05:27

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean and standard deviation according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

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Mathematics, 02.02.2019 20:40

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.

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The joint probability density function of x and y is given by f(x, y) = c(y 2 − x 2 )e −y , −y ≤ x ≤...

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