Asked by Victor
the systolic blood pressure of MAAUN under graduate.student is distributed normally with arithmetic mean SD 140mmhg and 20mmHg respectively.if a student was selected at random,
(A).what is the probability his/her SBP is more than 160mmhg
(B)less than 120mmHg
(C): between 130mmhg and 190mmHg
(D):if 200 student were selected at random,how many of them will be SBP between 150mmHg and 190mmHG
(A).what is the probability his/her SBP is more than 160mmhg
(B)less than 120mmHg
(C): between 130mmhg and 190mmHg
(D):if 200 student were selected at random,how many of them will be SBP between 150mmHg and 190mmHG