Question 3 (2.14 points) 4) Listen The average completion time for one piece is 4.8 minutes with a standard deviation of 0.6 minutes. If completion times follow a normal distribution, what percent of the pieces in a lot should be completed in less than or equal to 4 minutes? what percent of the pieces should be completed in 5 minutes or more? P(x54)-,909, P(x25)-0.631 OP(xs4)-.727, P(x25)=0.629 P(xs4)-.273, P(x25)-0.371 OP(xs4)-.091, P(x25)-0.369