You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is 10 babies are born in a hospital on same day. All weigh 2.8 kg each; calculate the standard detion: and explain in detail?
Standard detion is used to measure detion or dispersion.In the above question all the babies weigh 2.8 kg and there is no question of dispersion to be measured.Hence the most appropriate answer will be zero. Ref: Park's Textbook of Preventive and Social Medicine By K. Park, 19th Edition, Page 701.