20. A neurologist wants to test the effectiveness of a new antiseizu re medication. On the current medication, epileptic patients have an average of M: 8 seizures per year with a s=2. With her drug she thinks she get seizures down between 9 to 4 times per year. a. Write this out in probability notation. b. Draw a curve, include the numbers and shade in the area that neurologist is interested nding out about. c. Using the information above, what proportion of patients will have between 4 and 9 seizures