This Quiz: Chapter 4 Post-Test Question 6 of 19 This The number of computers sold per day at a computer store is defined by the probability distribution below. Complete parts (a) through (d). LO O (x) 0.05 0.12 0.21 0.22 0.19 0.20 0.01 a. Find P(3 sx 3). P(x> 3) = (Do not round.) c. Find P(x $ 4). P(x54) = (Do not round.) d. Find P(2