Test I Multiple Choice Test II EnumerationTest III Essay QUESTIONS!

Test I.Question 1. What is the meaning of the abbreviation RV?A. Random VoltageC. Recreational VehicleB. Random VariableD, Release VoltageAnswer = B

Question 2. It has infinite number of possible value.A. Discrete Random VariableC. Continuous Random VariableB. Random VariableD. Mixed Random VariableAnswer = A

Question 3. Is a convex combination of a discrete and a continuous variable. A. Discrete Random VariableC. Continuous Random VariableB. Random VariableD. Mixed Random VariableAnswer = DQuestion 4. It takes value in some interval of the real line of nonzero lengthA. Mixed Random VariableC. Random VariableB. Continuous RandomD. Discrete Random Variable VariableAnswer = B

Question 5. Describes the probability that a real-valued random variable X with a probability will be found at a value

Test II.Two characterization of Random Variable.7. Cumulative Distribution Function8. Probability Density Function

Two common transformation of variable.9. Single function of n random variable10. The one-to-one transformation

Three types of random variables.11. Discrete random variables12. Continuous random variables13. Mixed random variables

Test III. Essay (2pts.)1. What is the connection of Random Variables in Communication? - is that random variables was use to compute or to estimate the noise and signals..