randomvariableXisnormallydistributed,withameanof25andastandarddeviationof4.
Whichofthefollowingiscloesttotheinter-quartilerangeforthisdistribution?
A25-22.3=2.7B27.7-22.3=5.4C27.7/22.3=1.24D2(4)=8E37-13=24