Mathematics, 10.03.2020 02:08 phancharamachasm
Suppose two (2) fair dice are tossed together. Let’s define a random variable X as the sum of the numbers that show on the two. What is the cummulative distribution function (CDF) of this random variable? Sketch the CDF of this random variable. What are the expected value E(X) and the variance V ar(X) of this random variable?
Answers: 2
Mathematics, 21.06.2019 17:10
Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.
Answers: 2
Mathematics, 21.06.2019 17:30
Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.
Answers: 2
Mathematics, 21.06.2019 17:50
To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1
Answers: 1
Suppose two (2) fair dice are tossed together. Let’s define a random variable X as the sum of the nu...
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