Probability distribution
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 applicant's GPA will be below 3.0?
c. What is the probability an applicant's GPA will be 2.5 or above?