7. If The relationship between two variables is linear and the coefficient of determination (R) has a value near 1 , the scatter diagram has what appearance? A. The points fall along, a horizontal straight line. B. The points cluster loosely, forming a circle or ovel around a central point. C. The points fall along a vertical straight line. D. The points fall along a straight line that is not parallel either to the x-axis pt the y-axis. 8. Iocal elementary school holds tour events annually. The probability of the number of events attended by a stunt, based on past records, is given in the table below. Determine the expected number of events attended by a student. A. 1,5 B. 1.62 C. 2 D. 25