Math 137 Fall 2021 Test: Math 137 Midterm Exam F2021 Question 14 This Test: 110 pts possible Submit Te Consider the probability distribution shown here. Complete parts a through c. x - 3 - 2 - 1 0 p(x) 0.01 2 0.07 0.11 3 0.15 0.28 0.19 0.11 0.05 0.03 a. Calculate H, of, and o. H =(Round to two decimal places as needed.) 02 =(Round to four decimal places as needed.) .= (Round to three decimal places as needed.) b. Graph p(x). Locate H; H - 20, and u + 20. Choose the correct graph below. O A. B O c. 0.4- AP(x) 0.4- Ap ( x) 0.4- 0.2- 0.2- 0.2- 0- O- 0-1 H - 20 H + 20 41-20 H H+20 TOT A 1 -20 Hu+ 20 c. What is the probability that x is in the interval up + 20? (Round to two decimal places as needed.)