Mr. Gregory gives up to 5 points on every homework assignment. Here is the density graph of the grade distribution for last night's assignment. 0.40- 0.30- 0.20 0.10 Homework Grade Distribution I Page 3 0.00 0 1 2 3 4 5 6. What is the probability that a randomly chosen student earned a 1 or less (P(x≤1))? Answer choices: 7. P(2≤ x ≤ 4) = ? Answer choices: 0.05 0.10 10 0.15 0.2 0.2 0.4 0.6 0.8 8. P(x23) = ? Answer choices: 0.45 0.55 0.65 0.75 9. P(x ≥ 4) = ? Answer choices: 0.2 0.4 0.6 0.8