<prompt> Bih weight of all 10 babies born in a nursing home on a day was 2.7 kg. Standard detion is -010.272.7  <response>: Ans. is a i.e., 0.00 o This question is very simple. o Standard detion is a measure of dispersion from central value. o In the question, there is only one central value 2.7 Kg as all 10 babies have same weight. Thus, there is no dispersion. o Also, you can get the answer Mean 2.72.72.72.72.72.72.72.72.72.7 2.7 10 x - 2.7 - 2.7 0 o Thus SD is Zero. 