Dental If the birth weight of each of the 10 babies born in a hospital in a day is found to be 2.8kg, then the standard deviation of this sample will be: A 2.8 C 1 D 0.28 💡 Explanation If the birth weight of each of the 10 babies born in a hospital in a day is found to be 2.8kg, then the standard deviation of this sample will be: