Moving to another question will save this response. > uestion 2 0.7 points Save Answer A manufacturing company is concern about the cost of medical insurance A recent study of all its workers made by an insurance and financial firm, reported the number of kilograms by which the workers were overweight Estimate the mean, the median, the variancem and standard deviation. Round your final answer to two decimal places as needed. Use the following spreadsheet if needed Workers overweight xisx Kilograms Frequency 0 to under 5 14 5 to under 10 32 10 to under 15 48 15 to under 20 38 20 to under 25 28 a) The median is: b) The mean is: c) The variance is: d) The standard deviation is