The Hb level is healthy women has mean 13.5 g/dl and standard detion 1.5 g/dl, what is the Z score for a woman iwht Hb level 15.0 g/dl-
Ref:Parks 23rd edition pg 849 Z score = (individual value - mean) / SD =(15-13.5)/1.5= 1
9
10
2
1
Biostatistics