Q. Assume that scores obtained by students in a GRE exam follows Gaussian distribution with mean equ

Q. Assume that scores obtained by students in a GRE exam follows Gaussian distribution with mean equals 650 and standard deviation equals 75.a. What is the probability that score is higher than 650?b. What is the probability that score is higher than 700?c. What fraction of students obtain score between 600 and 700 with probability greater than 0.95?