### Valid Probability Distribution: Mass Function

The high school GPA of applicants for admission to a college program are recorded and relative frequencies are calculated for the categories. GPA f(x) x < 2.0 .10 2.0 x < 2.5 .12 2.5 x < 3.0 .35 3.0 x < 3.5 .30 3.5 x a. Complete the table to make this a valid probability distribution. b. What is the probability an a