7. [-/0.15 Points] DETAILS BBUNDERSTAT12 6.2.011. MY NOTES ASK YOUR TEACHER PRACTICE ANO Let x = red blood cell (RBC) count in millions per cubic millimeter of whole blood. For healthy females, x has an approximately normal distribution with mean a = 5,2 and standard deviation s = 0.6 The Standard Normal Distribution (1 - 0,0 - 1) -1 0 68%% of area 95% of area 99.7% of area (a) Convert the x interval, 4.5