In a population of pregnant female, Hb is estimated on 100 women with standard detion of 1 gm%. The standard error is-: (A) 1, (B) 0.1, (C) 0.01, (D) 10
Answer is B. <p> standard error of mean = standard detion/[?]n =1/10 =0.1 Parks textbook of preventive and social medicine.K Park. Edition 23.Pg no: 850</p>