Active
3456789
Standardized tests for certain subjects, given to high
school students, are scored on a scale of 1 to 5. Let X
represent the score on a randomly selected exam. The
distribution of scores for one subject's standardized
test is given in the table.
1 2 3 4 5
Score
Probability
0.18 0.20 0.26 0.21 0.15
10
TIME REMAINING
58:10
What is the probability of earning a score lower than 3?
0.20
0.26
0.38
0.64
Mark this and return
Save and Exit
Next
Submit