For the ODE 2 dy + 3xy = e-1.5x dx y(0) = 3, estimate y(4) with a step size of 2 using a. Heun's Runge-Kutta 2nd order method b. Midpoint Runge-Kutta 2nd order method c. Ralston's Runge-Kutta 2nd order methodD Question 30 50 pt Regression 1) Regression Analysis: Concession 1000 versus Attendee100 N-24 Model Summary S R-sq R-sqladj) R-sqlpred) 57.4275 0.05% 0.00% 0.00% Coefficients Term Coef SE Coef T-Value P-Value VIF Constant 231.7 41.6 5.57 0.000 Attendee100 0.15 1.49 0.10 0.921 1.00 Durbin-Watson Statistic Durbin-Watson Statistic = 0.178614 Regression 2) Regression Analysis: Concession 1000 versus Attendee100, Time N-25 Model Summary R-sqladil R-sqlpred e e w 92. You should have a system of linear equations Ax = b. (25 marks) (c) {5 marks} For the {46 x 91) grid, prove that mei mnwrges to the unique solution. \fDetermine Irvhether the value is a discrete random variable. continuous random variable. or not a random variable. a. The distance a baseball travels in the air after being hit b. The number of people in a restaumnt that has a capacity of 100 c The gender of college students d. The number oftextbook authors novv sitting at a computer e. The number of bald eagles in a country f. The exact time it takes to evaluate 2? plus Ha. Is the distance a baseball travels in the air alter being hit a discrete randomvariable. a continuous random variable. or not a random variable? A. it is a continuous random variable. B. It is a discrete random variable. C. It is not a random variable. b. Is the number of people in a restaurant that has a capacity of 106 a discrete random variable. a continuous random variable, or not a randomvariable? A. It is a diso'ete random variable. E. It is a continuous random variable. C. It is not a random variable o Is the gender of college students a discrete random variable. a continuous mndom variable. or not a random variable? A. ll is a discrete random variable. B. ft is a continuous random variable. C. it is not a random variable. d. Isthe number oftextboolc authors nov.r sitting at a computera discrete random variable. a continuous random variable. or not a random variable? A. It is a continuous random variable. B. It is a discrete random variable. C. It is not a random variable. e. Is the nu mberof bald eagles in a country a discrete random variable. a continuous random variable. or not a random variable?A. It is a continuous random variable. B. It is a discrete random variable. (1 it is not a random variable. f. Is the exact time ittalces to evaluate 2? plus T2 a discrete randomvariable. a continuous random variable. or not a random variable? A. It is a discrete random variable. EL it is a continuous random variable. C. it is not a random variable. Click to select your