Mathematics, 10.03.2020 01:58 krislinsanchez8088
The range of the random variable X is {1, 10, 15, 20, 25, x} where x is unknown. The value x has probability 0.50 and each of the remaining values has probability 0.10. The expected value of X is 22.1. Determine x. Answer to 1 decimal places.
Answers: 2
Mathematics, 21.06.2019 18:00, jabraeshaw
Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?
Answers: 1
Mathematics, 21.06.2019 18:00, jeffylovesgreenbeans
Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.
Answers: 1
Mathematics, 21.06.2019 18:00, tmrsavage02p7cj16
Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?
Answers: 1
The range of the random variable X is {1, 10, 15, 20, 25, x} where x is unknown. The value x has pro...
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