Life spans of home refrigerators are normally distributed with mean 15 years and standard deviation 3 years. A sample of 25 home refrigerators was selected randomly from this population and it had a mean of 14.5 years and a standard deviation of 2.8 years. Drag and drop the symbols and numeric values on the right to the correct place in the table. Symbol :E Sample standard deviation Mean of the sampling distribution of sample means Standard deviation of the sampling Hill Hill distribution of sample means